Bump version to 3.11.5

Update NEWS.

NEWS

@@ -1,3 +1,18 @@
+3.11.5
+======
+* Fix CSD titlebars being placed off-screen [Jasper; #719772]
+* Expose MetaWindow:skip-taskbar property [Florian; #723307]
+* Fix legacy tray icons showing up blank [Adel; #721596]
+* Fix configuration of cloned monitors [Adel; #710610]
+* Misc bug fixes and cleanups [Jasper, Adel, Jonas; #720631, #723468, #723563]
+
+Contributors:
+  Jonas Ådahl, Marek Ch, Adel Gadllah, Florian Müllner, Jasper St. Pierre
+
+Translations:
+  Rafael Ferreira [pt_BR], Enrico Nicoletto [pt_BR], Fran Diéguez [gl],
+  Chao-Hsiung Liao [zh_HK, zh_TW]
+
 3.11.4
 ======
 * Don't leave focus on windows that are being unmanaged [Owen; #711618]

configure.ac

@@ -3,7 +3,7 @@ AC_CONFIG_MACRO_DIR([m4])
 
 m4_define([mutter_major_version], [3])
 m4_define([mutter_minor_version], [11])
-m4_define([mutter_micro_version], [4])
+m4_define([mutter_micro_version], [5])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])

po/zh_HK.po

@@ -8,17 +8,18 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: metacity 3.3.4\n"
-"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2013-09-06 16:30+0800\n"
-"PO-Revision-Date: 2013-09-06 16:30+0800\n"
+"Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?"
+"product=mutter&keywords=I18N+L10N&component=general\n"
+"POT-Creation-Date: 2014-01-07 17:48+0000\n"
+"PO-Revision-Date: 2014-02-02 20:44+0800\n"
 "Last-Translator: Chao-Hsiung Liao <j_h_liau@yahoo.com.tw>\n"
 "Language-Team: Chinese (Hong Kong) <community@linuxhall.org>\n"
-"Language: \n"
+"Language: zh_TW\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Poedit 1.5.5\n"
+"X-Generator: Poedit 1.6.3\n"
 
 #: ../src/50-mutter-navigation.xml.in.h:1
 msgid "Navigation"
@@ -211,7 +212,7 @@ msgstr "檢視分割於右側"
 # FIXME: I'm still unclear about the meaning of XGetSelectionOwner -- Abel
 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:596
+#: ../src/compositor/compositor.c:571
 #, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
@@ -254,24 +255,24 @@ msgstr "等待(_W)"
 msgid "_Force Quit"
 msgstr "強制結束(_F)"
 
-#: ../src/core/display.c:422
+#: ../src/core/display.c:415
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "遺失複合視窗管理所需的 %s 延伸功能"
 
-#: ../src/core/display.c:514
+#: ../src/core/display.c:507
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "無法開啟 X Window 畫面‘%s’\n"
 
-#: ../src/core/keybindings.c:1136
+#: ../src/core/keybindings.c:1137
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
 "binding\n"
 msgstr "其它程式已經使用了按鍵 %s 加上特殊按鍵 %x 作為按鍵組合\n"
 
-#: ../src/core/keybindings.c:1333
+#: ../src/core/keybindings.c:1334
 #, c-format
 msgid "\"%s\" is not a valid accelerator\n"
 msgstr "「%s」不是有效的捷徑鍵\n"
@@ -311,18 +312,27 @@ msgid ""
 "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
 msgstr "找不到任何佈景主題！請確定 %s 存在及其中存放了平常使用的佈景主題。\n"
 
-#: ../src/core/monitor.c:699
+#: ../src/core/monitor.c:702
 msgid "Built-in display"
 msgstr "內置顯示"
 
-#. TRANSLATORS: this is a monitor name (in case we don't know
-#. the vendor), it's Unknown followed by a size in inches,
-#. like 'Unknown 15"'
-#.
 #: ../src/core/monitor.c:727
+#| msgid "Unknown %s"
+msgid "Unknown"
+msgstr "不明"
+
+#: ../src/core/monitor.c:729
+#| msgid "Unknown %s"
+msgid "Unknown Display"
+msgstr "不明的顯示器"
+
+#. TRANSLATORS: this is a monitor vendor name, followed by a
+#. * size in inches, like 'Dell 15"'
+#.
+#: ../src/core/monitor.c:737
 #, c-format
-msgid "Unknown %s"
-msgstr "不明的 %s"
+msgid "%s %s"
+msgstr "%s %s"
 
 #: ../src/core/mutter.c:40
 #, c-format
@@ -377,12 +387,12 @@ msgstr "組態資料庫中的“%s”不是按鍵組合“%s”的有效設定
 msgid "Workspace %d"
 msgstr "工作區 %d"
 
-#: ../src/core/screen.c:537
+#: ../src/core/screen.c:540
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "畫面‘%2$s’中的第 %1$d 個螢幕無效\n"
 
-#: ../src/core/screen.c:553
+#: ../src/core/screen.c:556
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
@@ -390,18 +400,18 @@ msgid ""
 msgstr "畫面‘%2$s’中的第 %1$d 個螢幕已經有了視窗管理員；請嘗試使用 --replace 選項來替換目前的視窗管理員。\n"
 
 # FIXME: I'm still unclear about the meaning of XGetSelectionOwner -- Abel
-#: ../src/core/screen.c:580
+#: ../src/core/screen.c:583
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr "無法在畫面“%2$s”中的第 %1$d 個螢幕進行視窗管理員選擇程序\n"
 
-#: ../src/core/screen.c:658
+#: ../src/core/screen.c:661
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "畫面“%2$s”中的第 %1$d 個螢幕已經有了視窗總管\n"
 
-#: ../src/core/screen.c:850
+#: ../src/core/screen.c:853
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "無法釋放畫面“%2$s”中的第 %1$d 個螢幕\n"
@@ -495,7 +505,7 @@ msgid "Window manager error: "
 msgstr "視窗總管錯誤："
 
 #. first time through
-#: ../src/core/window.c:7512
+#: ../src/core/window.c:7597
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
@@ -509,29 +519,29 @@ msgstr "視窗 %s 將 SM_CLIENT_ID 設定為該視窗本身，而不是 ICCCM
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8342
+#: ../src/core/window.c:8519
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
 "%d x %d and max size %d x %d; this doesn't make much sense.\n"
 msgstr "視窗 %s 設定了 MWM 提示，表示它不可以調整大小，但又將大小下限定為 %d×%d 及將大小上限定為 %d×%d；這種做法不符合常理。\n"
 
-#: ../src/core/window-props.c:347
+#: ../src/core/window-props.c:350
 #, c-format
 msgid "Application set a bogus _NET_WM_PID %lu\n"
 msgstr "程式設定了多餘的 _NET_WM_PID %lu\n"
 
-#: ../src/core/window-props.c:463
+#: ../src/core/window-props.c:466
 #, c-format
 msgid "%s (on %s)"
 msgstr "%s（在 %s）"
 
-#: ../src/core/window-props.c:1546
+#: ../src/core/window-props.c:1549
 #, c-format
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "%2$s 指定了無效的 WM_TRANSIENT_FOR 視窗 0x%1$lx。\n"
 
-#: ../src/core/window-props.c:1557
+#: ../src/core/window-props.c:1560
 #, c-format
 msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
 msgstr "%2$s 的 WM_TRANSIENT_FOR 視窗 0x%1$lx 會造成迴圈。\n"

po/zh_TW.po

@@ -8,17 +8,18 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: metacity 3.3.4\n"
-"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2013-09-06 16:30+0800\n"
-"PO-Revision-Date: 2013-09-04 16:26+0800\n"
+"Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?"
+"product=mutter&keywords=I18N+L10N&component=general\n"
+"POT-Creation-Date: 2014-01-07 17:48+0000\n"
+"PO-Revision-Date: 2014-02-01 20:42+0800\n"
 "Last-Translator: Chao-Hsiung Liao <j_h_liau@yahoo.com.tw>\n"
 "Language-Team: Chinese (Taiwan) <zh-l10n@lists.linux.org.tw>\n"
-"Language: \n"
+"Language: zh_TW\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Poedit 1.5.5\n"
+"X-Generator: Poedit 1.6.3\n"
 
 #: ../src/50-mutter-navigation.xml.in.h:1
 msgid "Navigation"
@@ -211,7 +212,7 @@ msgstr "檢視分割於右側"
 # FIXME: I'm still unclear about the meaning of XGetSelectionOwner -- Abel
 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:596
+#: ../src/compositor/compositor.c:571
 #, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
@@ -254,24 +255,24 @@ msgstr "等待(_W)"
 msgid "_Force Quit"
 msgstr "強制結束(_F)"
 
-#: ../src/core/display.c:422
+#: ../src/core/display.c:415
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "遺失複合視窗管理所需的 %s 延伸功能"
 
-#: ../src/core/display.c:514
+#: ../src/core/display.c:507
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "無法開啟 X Window 畫面‘%s’\n"
 
-#: ../src/core/keybindings.c:1136
+#: ../src/core/keybindings.c:1137
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
 "binding\n"
 msgstr "其它程式已經使用了按鍵 %s 加上特殊按鍵 %x 作為按鍵組合\n"
 
-#: ../src/core/keybindings.c:1333
+#: ../src/core/keybindings.c:1334
 #, c-format
 msgid "\"%s\" is not a valid accelerator\n"
 msgstr "「%s」不是有效的捷徑鍵\n"
@@ -311,18 +312,27 @@ msgid ""
 "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
 msgstr "找不到任何佈景主題！請確定 %s 存在及其中存放了平常使用的佈景主題。\n"
 
-#: ../src/core/monitor.c:699
+#: ../src/core/monitor.c:702
 msgid "Built-in display"
 msgstr "內建顯示"
 
-#. TRANSLATORS: this is a monitor name (in case we don't know
-#. the vendor), it's Unknown followed by a size in inches,
-#. like 'Unknown 15"'
-#.
 #: ../src/core/monitor.c:727
+#| msgid "Unknown %s"
+msgid "Unknown"
+msgstr "不明"
+
+#: ../src/core/monitor.c:729
+#| msgid "Unknown %s"
+msgid "Unknown Display"
+msgstr "不明的顯示器"
+
+#. TRANSLATORS: this is a monitor vendor name, followed by a
+#. * size in inches, like 'Dell 15"'
+#.
+#: ../src/core/monitor.c:737
 #, c-format
-msgid "Unknown %s"
-msgstr "不明的 %s"
+msgid "%s %s"
+msgstr "%s %s"
 
 #: ../src/core/mutter.c:40
 #, c-format
@@ -377,12 +387,12 @@ msgstr "組態資料庫中的“%s”不是按鍵組合“%s”的有效設定
 msgid "Workspace %d"
 msgstr "工作區 %d"
 
-#: ../src/core/screen.c:537
+#: ../src/core/screen.c:540
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "畫面‘%2$s’中的第 %1$d 個螢幕無效\n"
 
-#: ../src/core/screen.c:553
+#: ../src/core/screen.c:556
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
@@ -392,18 +402,18 @@ msgstr ""
 "換目前的視窗管理員。\n"
 
 # FIXME: I'm still unclear about the meaning of XGetSelectionOwner -- Abel
-#: ../src/core/screen.c:580
+#: ../src/core/screen.c:583
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr "無法在畫面“%2$s”中的第 %1$d 個螢幕進行視窗管理員選擇程序\n"
 
-#: ../src/core/screen.c:658
+#: ../src/core/screen.c:661
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "畫面“%2$s”中的第 %1$d 個螢幕已經有了視窗總管\n"
 
-#: ../src/core/screen.c:850
+#: ../src/core/screen.c:853
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "無法釋放畫面“%2$s”中的第 %1$d 個螢幕\n"
@@ -497,7 +507,7 @@ msgid "Window manager error: "
 msgstr "視窗總管錯誤："
 
 #. first time through
-#: ../src/core/window.c:7512
+#: ../src/core/window.c:7597
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
@@ -513,7 +523,7 @@ msgstr ""
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8342
+#: ../src/core/window.c:8519
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
@@ -522,22 +532,22 @@ msgstr ""
 "視窗 %s 設定了 MWM 提示，表示它不可以調整大小，但又將大小下限定為 %d×%d 及將"
 "大小上限定為 %d×%d；這種做法不符合常理。\n"
 
-#: ../src/core/window-props.c:347
+#: ../src/core/window-props.c:350
 #, c-format
 msgid "Application set a bogus _NET_WM_PID %lu\n"
 msgstr "程式設定了多餘的 _NET_WM_PID %lu\n"
 
-#: ../src/core/window-props.c:463
+#: ../src/core/window-props.c:466
 #, c-format
 msgid "%s (on %s)"
 msgstr "%s（在 %s）"
 
-#: ../src/core/window-props.c:1546
+#: ../src/core/window-props.c:1549
 #, c-format
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "%2$s 指定了無效的 WM_TRANSIENT_FOR 視窗 0x%1$lx。\n"
 
-#: ../src/core/window-props.c:1557
+#: ../src/core/window-props.c:1560
 #, c-format
 msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
 msgstr "%2$s 的 WM_TRANSIENT_FOR 視窗 0x%1$lx 會造成迴圈。\n"

src/compositor/clutter-utils.c

@@ -93,8 +93,10 @@ meta_actor_vertices_are_untransformed (ClutterVertex *verts,
       v3x != v1x || v3y != v2y)
     return FALSE;
 
-  *x_origin = x;
-  *y_origin = y;
+  if (x_origin)
+    *x_origin = x;
+  if (y_origin)
+    *y_origin = y;
 
   return TRUE;
 }

src/compositor/compositor-private.h

@@ -46,11 +46,8 @@ struct _MetaCompScreen
   CoglFrameClosure      *frame_closure;
 
   /* Used for unredirecting fullscreen windows */
-  guint                   disable_unredirect_count;
-  MetaWindowActor             *unredirected_window;
-
-  /* Before we create the output window */
-  XserverRegion     pending_input_region;
+  guint                  disable_unredirect_count;
+  MetaWindow            *unredirected_window;
 
   gint                   switch_workspace_in_progress;
 

src/compositor/compositor.c

@@ -279,14 +279,14 @@ meta_get_window_actors (MetaScreen *screen)
   return info->windows;
 }
 
-static void
-do_set_stage_input_region (MetaScreen   *screen,
-                           XserverRegion region)
+void
+meta_set_stage_input_region (MetaScreen   *screen,
+                             XserverRegion region)
 {
-  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-  MetaDisplay *display = meta_screen_get_display (screen);
-  Display        *xdpy = meta_display_get_xdisplay (display);
-  Window        xstage = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
+  MetaCompScreen *info    = meta_screen_get_compositor_data (screen);
+  MetaDisplay    *display = meta_screen_get_display (screen);
+  Display        *xdpy    = meta_display_get_xdisplay (display);
+  Window          xstage  = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
 
   XFixesSetWindowShapeRegion (xdpy, xstage, ShapeInput, 0, 0, region);
 
@@ -298,35 +298,6 @@ do_set_stage_input_region (MetaScreen   *screen,
   XFixesSetWindowShapeRegion (xdpy, info->output, ShapeInput, 0, 0, region);
 }
 
-void
-meta_set_stage_input_region (MetaScreen   *screen,
-                             XserverRegion region)
-{
-  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-  MetaDisplay  *display = meta_screen_get_display (screen);
-  Display      *xdpy    = meta_display_get_xdisplay (display);
-
-  if (info->stage && info->output)
-    {
-      do_set_stage_input_region (screen, region);
-    }
-  else 
-    {
-      /* Reset info->pending_input_region if one existed before and set the new
-       * one to use it later. */ 
-      if (info->pending_input_region)
-        {
-          XFixesDestroyRegion (xdpy, info->pending_input_region);
-          info->pending_input_region = None;
-        }
-      if (region != None)
-        {
-          info->pending_input_region = XFixesCreateRegion (xdpy, NULL, 0);
-          XFixesCopyRegion (xdpy, info->pending_input_region, region);
-        }
-    } 
-}
-
 void
 meta_empty_stage_input_region (MetaScreen *screen)
 {
@@ -592,14 +563,6 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
     return;
 
   info = g_new0 (MetaCompScreen, 1);
-  /*
-   * We use an empty input region for Clutter as a default because that allows
-   * the user to interact with all the windows displayed on the screen.
-   * We have to initialize info->pending_input_region to an empty region explicitly, 
-   * because None value is used to mean that the whole screen is an input region.
-   */
-  info->pending_input_region = XFixesCreateRegion (xdisplay, NULL, 0);
-
   info->screen = screen;
 
   meta_screen_set_compositor_data (screen, info);
@@ -673,14 +636,20 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
   */
   XFixesSetWindowShapeRegion (xdisplay, info->output, ShapeBounding, 0, 0, None);
 
-  do_set_stage_input_region (screen, info->pending_input_region);
-  if (info->pending_input_region != None)
-    {
-      XFixesDestroyRegion (xdisplay, info->pending_input_region);
-      info->pending_input_region = None;
-    }
+  info->output = get_output_window (screen);
+  XReparentWindow (xdisplay, xwin, info->output, 0, 0);
 
-  info->plugin_mgr = meta_plugin_manager_new (screen);
+  meta_empty_stage_input_region (screen);
+
+  /* Make sure there isn't any left-over output shape on the 
+   * overlay window by setting the whole screen to be an
+   * output region.
+   * 
+   * Note: there doesn't seem to be any real chance of that
+   *  because the X server will destroy the overlay window
+   *  when the last client using it exits.
+   */
+  XFixesSetWindowShapeRegion (xdisplay, info->output, ShapeBounding, 0, 0, None);
 
   /* Map overlay window before redirecting windows offscreen so we catch their
    * contents until we show the stage.
@@ -688,6 +657,8 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
   XMapWindow (xdisplay, info->output);
 
   redirect_windows (compositor, screen);
+
+  info->plugin_mgr = meta_plugin_manager_new (screen);
 }
 
 void
@@ -745,6 +716,30 @@ meta_shape_cow_for_window (MetaScreen *screen,
     }
 }
 
+static void
+set_unredirected_window (MetaCompScreen *info,
+                         MetaWindow     *window)
+{
+  if (info->unredirected_window == window)
+    return;
+
+  if (info->unredirected_window != NULL)
+    {
+      MetaWindowActor *window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (info->unredirected_window));
+      meta_window_actor_set_unredirected (window_actor, FALSE);
+    }
+
+  info->unredirected_window = window;
+
+  if (info->unredirected_window != NULL)
+    {
+      MetaWindowActor *window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (info->unredirected_window));
+      meta_window_actor_set_unredirected (window_actor, TRUE);
+    }
+
+  meta_shape_cow_for_window (info->screen, info->unredirected_window);
+}
+
 void
 meta_compositor_add_window (MetaCompositor    *compositor,
                             MetaWindow        *window)
@@ -776,13 +771,8 @@ meta_compositor_remove_window (MetaCompositor *compositor,
   screen = meta_window_get_screen (window);
   info = meta_screen_get_compositor_data (screen);
 
-  if (window_actor == info->unredirected_window)
-    {
-      meta_window_actor_set_redirected (window_actor, TRUE);
-      meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
-                                 NULL);
-      info->unredirected_window = NULL;
-    }
+  if (info->unredirected_window == window)
+    set_unredirected_window (info, NULL);
 
   meta_window_actor_destroy (window_actor);
 }
@@ -1395,7 +1385,6 @@ pre_paint_windows (MetaCompScreen *info)
 {
   GList *l;
   MetaWindowActor *top_window;
-  MetaWindowActor *expected_unredirected_window = NULL;
 
   if (info->onscreen == NULL)
     {
@@ -1413,26 +1402,9 @@ pre_paint_windows (MetaCompScreen *info)
 
   if (meta_window_actor_should_unredirect (top_window) &&
       info->disable_unredirect_count == 0)
-    expected_unredirected_window = top_window;
-
-  if (info->unredirected_window != expected_unredirected_window)
-    {
-      if (info->unredirected_window != NULL)
-        {
-          meta_window_actor_set_redirected (info->unredirected_window, TRUE);
-          meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
-                                     NULL);
-        }
-
-      if (expected_unredirected_window != NULL)
-        {
-          meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (top_window)),
-                                     meta_window_actor_get_meta_window (top_window));
-          meta_window_actor_set_redirected (top_window, FALSE);
-        }
-
-      info->unredirected_window = expected_unredirected_window;
-    }
+    set_unredirected_window (info, meta_window_actor_get_meta_window (top_window));
+  else
+    set_unredirected_window (info, NULL);
 
   for (l = info->windows; l; l = l->next)
     meta_window_actor_pre_paint (l->data);

src/compositor/meta-cullable.c

@@ -69,7 +69,7 @@ meta_cullable_cull_out_children (MetaCullable   *cullable,
   clutter_actor_iter_init (&iter, actor);
   while (clutter_actor_iter_prev (&iter, &child))
     {
-      int x, y;
+      float x, y;
 
       if (!CLUTTER_ACTOR_IS_VISIBLE (child))
         continue;
@@ -96,9 +96,11 @@ meta_cullable_cull_out_children (MetaCullable   *cullable,
       if (!META_IS_CULLABLE (child))
         continue;
 
-      if (!meta_actor_is_untransformed (child, &x, &y))
+      if (!meta_actor_is_untransformed (child, NULL, NULL))
         continue;
 
+      clutter_actor_get_position (child, &x, &y);
+
       /* Temporarily move to the coordinate system of the actor */
       cairo_region_translate (unobscured_region, - x, - y);
       cairo_region_translate (clip_region, - x, - y);

src/compositor/meta-shaped-texture.c

@@ -35,6 +35,7 @@
 #include <cogl/cogl.h>
 #include <cogl/cogl-texture-pixmap-x11.h>
 #include <gdk/gdk.h> /* for gdk_rectangle_intersect() */
+#include "meta-cullable.h"
 
 static void meta_shaped_texture_dispose  (GObject    *object);
 
@@ -54,8 +55,10 @@ static void meta_shaped_texture_get_preferred_height (ClutterActor *self,
 
 static gboolean meta_shaped_texture_get_paint_volume (ClutterActor *self, ClutterPaintVolume *volume);
 
-G_DEFINE_TYPE (MetaShapedTexture, meta_shaped_texture,
-               CLUTTER_TYPE_ACTOR);
+static void cullable_iface_init (MetaCullableInterface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (MetaShapedTexture, meta_shaped_texture, CLUTTER_TYPE_ACTOR,
+                         G_IMPLEMENT_INTERFACE (META_TYPE_CULLABLE, cullable_iface_init));
 
 #define META_SHAPED_TEXTURE_GET_PRIVATE(obj) \
   (G_TYPE_INSTANCE_GET_PRIVATE ((obj), META_TYPE_SHAPED_TEXTURE, \
@@ -107,6 +110,17 @@ meta_shaped_texture_init (MetaShapedTexture *self)
   priv->create_mipmaps = TRUE;
 }
 
+static void
+set_clip_region (MetaShapedTexture *self,
+                 cairo_region_t    *clip_region)
+{
+  MetaShapedTexturePrivate *priv = self->priv;
+
+  g_clear_pointer (&priv->clip_region, (GDestroyNotify) cairo_region_destroy);
+  if (clip_region)
+    priv->clip_region = cairo_region_copy (clip_region);
+}
+
 static void
 meta_shaped_texture_dispose (GObject *object)
 {
@@ -121,7 +135,7 @@ meta_shaped_texture_dispose (GObject *object)
   g_clear_pointer (&priv->opaque_region, cairo_region_destroy);
 
   meta_shaped_texture_set_mask_texture (self, NULL);
-  meta_shaped_texture_set_clip_region (self, NULL);
+  set_clip_region (self, NULL);
 
   G_OBJECT_CLASS (meta_shaped_texture_parent_class)->dispose (object);
 }
@@ -252,15 +266,8 @@ meta_shaped_texture_paint (ClutterActor *actor)
 
   filter = COGL_PIPELINE_FILTER_LINEAR;
 
-  if (!clutter_actor_is_in_clone_paint (actor))
-    {
-      int x_origin, y_origin;
-
-      if (meta_actor_is_untransformed (actor,
-                                       &x_origin,
-                                       &y_origin))
-        filter = COGL_PIPELINE_FILTER_NEAREST;
-    }
+  if (!clutter_actor_is_in_clone_paint (actor) && meta_actor_is_untransformed (actor, NULL, NULL))
+    filter = COGL_PIPELINE_FILTER_NEAREST;
 
   ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
   fb = cogl_get_draw_framebuffer ();
@@ -496,14 +503,6 @@ meta_shaped_texture_get_paint_volume (ClutterActor *self,
   return clutter_paint_volume_set_from_allocation (volume, self);
 }
 
-ClutterActor *
-meta_shaped_texture_new (void)
-{
-  ClutterActor *self = g_object_new (META_TYPE_SHAPED_TEXTURE, NULL);
-
-  return self;
-}
-
 void
 meta_shaped_texture_set_create_mipmaps (MetaShapedTexture *stex,
 					gboolean           create_mipmaps)
@@ -740,39 +739,6 @@ meta_shaped_texture_set_input_shape_region (MetaShapedTexture *stex,
   clutter_actor_queue_redraw (CLUTTER_ACTOR (stex));
 }
 
-/**
- * meta_shaped_texture_set_clip_region:
- * @stex: a #MetaShapedTexture
- * @clip_region: the region of the texture that is visible and
- *   should be painted.
- *
- * Provides a hint to the texture about what areas of the texture
- * are not completely obscured and thus need to be painted. This
- * is an optimization and is not supposed to have any effect on
- * the output.
- *
- * Typically a parent container will set the clip region before
- * painting its children, and then unset it afterwards.
- */
-void
-meta_shaped_texture_set_clip_region (MetaShapedTexture *stex,
-				     cairo_region_t    *clip_region)
-{
-  MetaShapedTexturePrivate *priv;
-
-  g_return_if_fail (META_IS_SHAPED_TEXTURE (stex));
-
-  priv = stex->priv;
-
-  if (priv->clip_region)
-    cairo_region_destroy (priv->clip_region);
-
-  if (clip_region)
-    priv->clip_region = cairo_region_copy (clip_region);
-  else
-    priv->clip_region = NULL;
-}
-
 /**
  * meta_shaped_texture_set_opaque_region:
  * @stex: a #MetaShapedTexture
@@ -900,3 +866,43 @@ meta_shaped_texture_get_image (MetaShapedTexture     *stex,
 
   return surface;
 }
+
+static void
+meta_shaped_texture_cull_out (MetaCullable   *cullable,
+                              cairo_region_t *unobscured_region,
+                              cairo_region_t *clip_region)
+{
+  MetaShapedTexture *self = META_SHAPED_TEXTURE (cullable);
+  MetaShapedTexturePrivate *priv = self->priv;
+
+  set_clip_region (self, clip_region);
+
+  if (clutter_actor_get_paint_opacity (CLUTTER_ACTOR (self)) == 0xff)
+    {
+      if (priv->opaque_region)
+        {
+          cairo_region_subtract (unobscured_region, priv->opaque_region);
+          cairo_region_subtract (clip_region, priv->opaque_region);
+        }
+    }
+}
+
+static void
+meta_shaped_texture_reset_culling (MetaCullable *cullable)
+{
+  MetaShapedTexture *self = META_SHAPED_TEXTURE (cullable);
+  set_clip_region (self, NULL);
+}
+
+static void
+cullable_iface_init (MetaCullableInterface *iface)
+{
+  iface->cull_out = meta_shaped_texture_cull_out;
+  iface->reset_culling = meta_shaped_texture_reset_culling;
+}
+
+ClutterActor *
+meta_shaped_texture_new (void)
+{
+  return g_object_new (META_TYPE_SHAPED_TEXTURE, NULL);
+}

src/compositor/meta-window-actor-private.h

@@ -35,13 +35,13 @@ void meta_window_actor_frame_complete (MetaWindowActor    *self,
 
 void meta_window_actor_invalidate_shadow (MetaWindowActor *self);
 
-void meta_window_actor_set_redirected (MetaWindowActor *self, gboolean state);
-
-gboolean meta_window_actor_should_unredirect (MetaWindowActor *self);
-
 void meta_window_actor_get_shape_bounds (MetaWindowActor       *self,
                                           cairo_rectangle_int_t *bounds);
 
+gboolean meta_window_actor_should_unredirect   (MetaWindowActor *self);
+void     meta_window_actor_set_unredirected    (MetaWindowActor *self,
+                                                gboolean         unredirected);
+
 gboolean meta_window_actor_effect_in_progress  (MetaWindowActor *self);
 void     meta_window_actor_sync_actor_geometry (MetaWindowActor *self,
                                                 gboolean         did_placement);

src/compositor/meta-window-actor.c

@@ -70,11 +70,6 @@ struct _MetaWindowActorPrivate
 
   /* A region that matches the shape of the window, including frame bounds */
   cairo_region_t   *shape_region;
-  /* If the window has an input shape, a region that matches the shape */
-  cairo_region_t   *input_region;
-  /* The opaque region, from _NET_WM_OPAQUE_REGION, intersected with
-   * the shape region. */
-  cairo_region_t   *opaque_region;
   /* The region we should clip to when painting the shadow */
   cairo_region_t   *shadow_clip;
 
@@ -366,8 +361,8 @@ meta_window_actor_constructed (GObject *object)
 
   meta_window_actor_update_opacity (self);
 
-  /* Start off with an empty region to maintain the invariant that
-     the shape region is always set */
+  /* Start off with an empty shape region to maintain the invariant
+   * that it's always set */
   priv->shape_region = cairo_region_create ();
 }
 
@@ -401,8 +396,6 @@ meta_window_actor_dispose (GObject *object)
 
   g_clear_pointer (&priv->unobscured_region, cairo_region_destroy);
   g_clear_pointer (&priv->shape_region, cairo_region_destroy);
-  g_clear_pointer (&priv->input_region, cairo_region_destroy);
-  g_clear_pointer (&priv->opaque_region, cairo_region_destroy);
   g_clear_pointer (&priv->shadow_clip, cairo_region_destroy);
 
   g_clear_pointer (&priv->shadow_class, g_free);
@@ -694,7 +687,7 @@ meta_window_actor_get_paint_volume (ClutterActor       *actor,
       gdk_rectangle_union (&bounds, &shadow_bounds, &bounds);
     }
 
-  if (priv->unobscured_region)
+  if (priv->unobscured_region && !clutter_actor_has_mapped_clones (actor))
     {
       cairo_rectangle_int_t unobscured_bounds;
       cairo_region_get_extents (priv->unobscured_region, &unobscured_bounds);
@@ -819,59 +812,6 @@ meta_window_actor_is_destroyed (MetaWindowActor *self)
   return self->priv->disposed;
 }
 
-gboolean
-meta_window_actor_is_override_redirect (MetaWindowActor *self)
-{
-  return meta_window_is_override_redirect (self->priv->window);
-}
-
-/**
- * meta_window_actor_get_workspace:
- * @self: #MetaWindowActor
- *
- * Returns the index of workspace on which this window is located; if the
- * window is sticky, or is not currently located on any workspace, returns -1.
- * This function is deprecated  and should not be used in newly written code;
- * meta_window_get_workspace() instead.
- *
- * Return value: (transfer none): index of workspace on which this window is
- * located.
- */
-gint
-meta_window_actor_get_workspace (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv;
-  MetaWorkspace          *workspace;
-
-  if (!self)
-    return -1;
-
-  priv = self->priv;
-
-  if (!priv->window || meta_window_is_on_all_workspaces (priv->window))
-    return -1;
-
-  workspace = meta_window_get_workspace (priv->window);
-
-  if (!workspace)
-    return -1;
-
-  return meta_workspace_index (workspace);
-}
-
-gboolean
-meta_window_actor_showing_on_its_workspace (MetaWindowActor *self)
-{
-  if (!self)
-    return FALSE;
-
-  /* If override redirect: */
-  if (!self->priv->window)
-    return TRUE;
-
-  return meta_window_showing_on_its_workspace (self->priv->window);
-}
-
 static void
 meta_window_actor_freeze (MetaWindowActor *self)
 {
@@ -1306,7 +1246,8 @@ meta_window_actor_should_unredirect (MetaWindowActor *self)
 }
 
 void
-meta_window_actor_set_redirected (MetaWindowActor *self, gboolean state)
+meta_window_actor_set_unredirected (MetaWindowActor *self,
+                                    gboolean         unredirected)
 {
   MetaWindow *metaWindow = meta_window_actor_get_meta_window (self);
   MetaDisplay *display = meta_window_get_display (metaWindow);
@@ -1314,21 +1255,20 @@ meta_window_actor_set_redirected (MetaWindowActor *self, gboolean state)
   Display *xdisplay = meta_display_get_xdisplay (display);
   Window  xwin = meta_window_get_toplevel_xwindow (metaWindow);
 
-  if (state)
+  meta_error_trap_push (display);
+
+  if (unredirected)
     {
-      meta_error_trap_push (display);
-      XCompositeRedirectWindow (xdisplay, xwin, CompositeRedirectManual);
-      meta_error_trap_pop (display);
-      meta_window_actor_detach (self);
-      self->priv->unredirected = FALSE;
+      XCompositeUnredirectWindow (xdisplay, xwin, CompositeRedirectManual);
     }
   else
     {
-      meta_error_trap_push (display);
-      XCompositeUnredirectWindow (xdisplay, xwin, CompositeRedirectManual);
-      meta_error_trap_pop (display);
-      self->priv->unredirected = TRUE;
+      XCompositeRedirectWindow (xdisplay, xwin, CompositeRedirectManual);
+      meta_window_actor_detach (self);
     }
+
+  self->priv->unredirected = unredirected;
+  meta_error_trap_pop (display);
 }
 
 void
@@ -1345,6 +1285,12 @@ meta_window_actor_destroy (MetaWindowActor *self)
   window_type = meta_window_get_window_type (window);
   meta_window_set_compositor_private (window, NULL);
 
+  if (priv->send_frame_messages_timer != 0)
+    {
+      g_source_remove (priv->send_frame_messages_timer);
+      priv->send_frame_messages_timer = 0;
+    }
+
   /*
    * We remove the window from internal lookup hashes and thus any other
    * unmap events etc fail
@@ -1642,28 +1588,6 @@ meta_window_actor_unmapped (MetaWindowActor *self)
   priv->needs_pixmap = FALSE;
 }
 
-/**
- * meta_window_actor_get_obscured_region:
- * @self: a #MetaWindowActor
- *
- * Gets the region that is completely obscured by the window. Coordinates
- * are relative to the upper-left of the window.
- *
- * Return value: (transfer none): the area obscured by the window,
- *  %NULL is the same as an empty region.
- */
-static cairo_region_t *
-meta_window_actor_get_obscured_region (MetaWindowActor *self)
-{
-  MetaWindowActorPrivate *priv = self->priv;
-  MetaWindow *window = priv->window;
-
-  if (priv->back_pixmap && window->opacity != 0xFF && !priv->window->shaded)
-    return priv->opaque_region;
-  else
-    return NULL;
-}
-
 #if 0
 /* Print out a region; useful for debugging */
 static void
@@ -1713,8 +1637,6 @@ see_region (cairo_region_t *region,
  *
  * Provides a hint as to what areas of the window need to queue
  * redraws when damaged. Regions not in @unobscured_region are completely obscured.
- * Unlike meta_window_actor_set_clip_region(), the region here
- * doesn't take into account any clipping that is in effect while drawing.
  */
 void
 meta_window_actor_set_unobscured_region (MetaWindowActor *self,
@@ -1731,27 +1653,6 @@ meta_window_actor_set_unobscured_region (MetaWindowActor *self,
     priv->unobscured_region = NULL;
 }
 
-/**
- * meta_window_actor_set_clip_region:
- * @self: a #MetaWindowActor
- * @clip_region: the region of the screen that isn't completely
- *  obscured.
- *
- * Provides a hint as to what areas of the window need to be
- * drawn. Regions not in @clip_region are completely obscured or
- * not drawn in this frame.
- * This will be set before painting then unset afterwards.
- */
-static void
-meta_window_actor_set_clip_region (MetaWindowActor *self,
-                                   cairo_region_t  *clip_region)
-{
-  MetaWindowActorPrivate *priv = self->priv;
-
-  meta_shaped_texture_set_clip_region (META_SHAPED_TEXTURE (priv->actor),
-                                       clip_region);
-}
-
 /**
  * meta_window_actor_set_clip_region_beneath:
  * @self: a #MetaWindowActor
@@ -1790,25 +1691,14 @@ meta_window_actor_cull_out (MetaCullable   *cullable,
                             cairo_region_t *clip_region)
 {
   MetaWindowActor *self = META_WINDOW_ACTOR (cullable);
-  MetaCompScreen *info = meta_screen_get_compositor_data (self->priv->screen);
+  MetaWindowActorPrivate *priv = self->priv;
 
   /* Don't do any culling for the unredirected window */
-  if (self == info->unredirected_window)
+  if (priv->unredirected)
     return;
 
   meta_window_actor_set_unobscured_region (self, unobscured_region);
-  meta_window_actor_set_clip_region (self, clip_region);
-
-  if (clutter_actor_get_paint_opacity (CLUTTER_ACTOR (self)) == 0xff)
-    {
-      cairo_region_t *obscured_region = meta_window_actor_get_obscured_region (self);
-      if (obscured_region)
-        {
-          cairo_region_subtract (unobscured_region, obscured_region);
-          cairo_region_subtract (clip_region, obscured_region);
-        }
-    }
-
+  meta_cullable_cull_out_children (cullable, unobscured_region, clip_region);
   meta_window_actor_set_clip_region_beneath (self, clip_region);
 }
 
@@ -1818,9 +1708,8 @@ meta_window_actor_reset_culling (MetaCullable *cullable)
   MetaWindowActor *self = META_WINDOW_ACTOR (cullable);
   MetaWindowActorPrivate *priv = self->priv;
 
-  meta_shaped_texture_set_clip_region (META_SHAPED_TEXTURE (priv->actor),
-                                       NULL);
   g_clear_pointer (&priv->shadow_clip, cairo_region_destroy);
+  meta_cullable_reset_culling_children (cullable);
 }
 
 static void
@@ -2274,8 +2163,7 @@ static void
 meta_window_actor_update_opaque_region (MetaWindowActor *self)
 {
   MetaWindowActorPrivate *priv = self->priv;
-
-  g_clear_pointer (&priv->opaque_region, cairo_region_destroy);
+  cairo_region_t *opaque_region;
 
   if (priv->argb32 && priv->window->opaque_region != NULL)
     {
@@ -2293,17 +2181,17 @@ meta_window_actor_update_opaque_region (MetaWindowActor *self)
        * to be undefined, and considered a client bug. In mutter's
        * case, graphical glitches will occur.
        */
-      priv->opaque_region = cairo_region_copy (priv->window->opaque_region);
-      cairo_region_translate (priv->opaque_region, borders.total.left, borders.total.top);
-      cairo_region_intersect (priv->opaque_region, priv->shape_region);
+      opaque_region = cairo_region_copy (priv->window->opaque_region);
+      cairo_region_translate (opaque_region, borders.total.left, borders.total.top);
+      cairo_region_intersect (opaque_region, priv->shape_region);
     }
   else if (priv->argb32)
-    priv->opaque_region = NULL;
+    opaque_region = NULL;
   else
-    priv->opaque_region = cairo_region_reference (priv->shape_region);
+    opaque_region = cairo_region_reference (priv->shape_region);
 
-  meta_shaped_texture_set_opaque_region (META_SHAPED_TEXTURE (priv->actor),
-                                         priv->opaque_region);
+  meta_shaped_texture_set_opaque_region (META_SHAPED_TEXTURE (priv->actor), opaque_region);
+  cairo_region_destroy (opaque_region);
 }
 
 static void

src/compositor/meta-window-group.c

@@ -182,9 +182,8 @@ meta_window_group_paint (ClutterActor *actor)
   if (info->unredirected_window != NULL)
     {
       cairo_rectangle_int_t unredirected_rect;
-      MetaWindow *window = meta_window_actor_get_meta_window (info->unredirected_window);
 
-      meta_window_get_frame_rect (window, (MetaRectangle *)&unredirected_rect);
+      meta_window_get_frame_rect (info->unredirected_window, (MetaRectangle *)&unredirected_rect);
       cairo_region_subtract_rectangle (unobscured_region, &unredirected_rect);
       cairo_region_subtract_rectangle (clip_region, &unredirected_rect);
     }

src/compositor/plugins/default.c

@@ -408,9 +408,11 @@ switch_workspace (MetaPlugin *plugin,
       MetaWindowActor *window_actor = l->data;
       ActorPrivate    *apriv	    = get_actor_private (window_actor);
       ClutterActor    *actor	    = CLUTTER_ACTOR (window_actor);
+      MetaWorkspace   *workspace;
       gint             win_workspace;
 
-      win_workspace = meta_window_actor_get_workspace (window_actor);
+      workspace = meta_window_get_workspace (meta_window_actor_get_meta_window (window_actor));
+      win_workspace = meta_workspace_index (workspace);
 
       if (win_workspace == to || win_workspace == from)
         {

src/core/constraints.c

@@ -1353,7 +1353,6 @@ constrain_titlebar_visible (MetaWindow         *window,
       window->type == META_WINDOW_DOCK    ||
       window->fullscreen                  ||
       !window->require_titlebar_visible   ||
-      !window->decorated                  ||
       unconstrained_user_action)
     return TRUE;
 

src/core/main.c

@@ -285,8 +285,12 @@ event_dispatch (GSource    *source,
                 gpointer    user_data)
 {
   ClutterEvent *event = clutter_event_get ();
+
   if (event)
-    clutter_do_event (event);
+    {
+      clutter_do_event (event);
+      clutter_event_free (event);
+    }
 
   return TRUE;
 }

src/core/monitor.c

@@ -404,7 +404,7 @@ make_logical_config (MetaMonitorManager *manager)
 
       for (j = 0; j < monitor_infos->len; j++)
         {
-          MetaMonitorInfo *info = &g_array_index (monitor_infos, MetaMonitorInfo, i);
+          MetaMonitorInfo *info = &g_array_index (monitor_infos, MetaMonitorInfo, j);
           if (meta_rectangle_equal (&crtc->rect,
                                     &info->rect))
             {

src/core/screen.c

@@ -452,10 +452,9 @@ create_guard_window (Display *xdisplay, MetaScreen *screen)
   XSetWindowAttributes attributes;
   Window guard_window;
   gulong create_serial;
-  
+
   attributes.event_mask = NoEventMask;
   attributes.override_redirect = True;
-  attributes.background_pixel = BlackPixel (xdisplay, screen->number);
 
   /* We have to call record_add() after we have the new window ID,
    * so save the serial for the CreateWindow request until then */
@@ -468,10 +467,10 @@ create_guard_window (Display *xdisplay, MetaScreen *screen)
 		   screen->rect.width,
 		   screen->rect.height,
 		   0, /* border width */
-		   CopyFromParent, /* depth */
-		   CopyFromParent, /* class */
+		   0, /* depth */
+		   InputOnly, /* class */
 		   CopyFromParent, /* visual */
-		   CWEventMask|CWOverrideRedirect|CWBackPixel,
+		   CWEventMask|CWOverrideRedirect,
 		   &attributes);
 
   /* https://bugzilla.gnome.org/show_bug.cgi?id=710346 */

src/core/window.c

@@ -74,7 +74,6 @@ static void     update_net_frame_extents  (MetaWindow     *window);
 static void     recalc_window_type        (MetaWindow     *window);
 static void     recalc_window_features    (MetaWindow     *window);
 static void     invalidate_work_areas     (MetaWindow     *window);
-static void     recalc_window_type        (MetaWindow     *window);
 static void     set_wm_state_on_xwindow   (MetaDisplay    *display,
                                            Window          xwindow,
                                            int             state);
@@ -173,6 +172,7 @@ enum {
   PROP_USER_TIME,
   PROP_DEMANDS_ATTENTION,
   PROP_URGENT,
+  PROP_SKIP_TASKBAR,
   PROP_MUTTER_HINTS,
   PROP_APPEARS_FOCUSED,
   PROP_RESIZEABLE,
@@ -306,6 +306,9 @@ meta_window_get_property(GObject         *object,
     case PROP_URGENT:
       g_value_set_boolean (value, win->wm_hints_urgent);
       break;
+    case PROP_SKIP_TASKBAR:
+      g_value_set_boolean (value, win->skip_taskbar);
+      break;
     case PROP_MUTTER_HINTS:
       g_value_set_string (value, win->mutter_hints);
       break;
@@ -466,6 +469,14 @@ meta_window_class_init (MetaWindowClass *klass)
                                                          FALSE,
                                                          G_PARAM_READABLE));
 
+  g_object_class_install_property (object_class,
+                                   PROP_SKIP_TASKBAR,
+                                   g_param_spec_boolean ("skip-taskbar",
+                                                         "Skip taskbar",
+                                                         "Whether the skip-taskbar flag of WM_HINTS is set",
+                                                         FALSE,
+                                                         G_PARAM_READABLE));
+
   g_object_class_install_property (object_class,
                                    PROP_MUTTER_HINTS,
                                    g_param_spec_string ("mutter-hints",
@@ -8465,6 +8476,7 @@ recalc_window_features (MetaWindow *window)
   gboolean old_has_resize_func;
   gboolean old_has_shade_func;
   gboolean old_always_sticky;
+  gboolean old_skip_taskbar;
 
   old_has_close_func = window->has_close_func;
   old_has_minimize_func = window->has_minimize_func;
@@ -8472,6 +8484,7 @@ recalc_window_features (MetaWindow *window)
   old_has_resize_func = window->has_resize_func;
   old_has_shade_func = window->has_shade_func;
   old_always_sticky = window->always_sticky;
+  old_skip_taskbar = window->skip_taskbar;
 
   /* Use MWM hints initially */
   window->decorated = window->mwm_decorated;
@@ -8659,6 +8672,9 @@ recalc_window_features (MetaWindow *window)
               window->skip_taskbar,
               window->skip_pager);
 
+  if (old_skip_taskbar != window->skip_taskbar)
+    g_object_notify (G_OBJECT (window), "skip-taskbar");
+
   /* FIXME:
    * Lame workaround for recalc_window_features
    * being used overzealously. The fix is to
@@ -9008,7 +9024,7 @@ meta_window_titlebar_is_onscreen (MetaWindow *window)
   gboolean       is_onscreen;
 
   const int min_height_needed  = 8;
-  const int min_width_percent  = 0.5;
+  const float min_width_percent  = 0.5;
   const int min_width_absolute = 50;
 
   /* Titlebar can't be offscreen if there is no titlebar... */

src/meta/meta-shaped-texture.h

@@ -84,9 +84,6 @@ void meta_shaped_texture_set_mask_texture (MetaShapedTexture *stex,
 void meta_shaped_texture_set_input_shape_region (MetaShapedTexture *stex,
                                                  cairo_region_t    *shape_region);
 
-void meta_shaped_texture_set_clip_region (MetaShapedTexture *stex,
-					  cairo_region_t    *clip_region);
-
 void meta_shaped_texture_set_opaque_region (MetaShapedTexture *stex,
                                             cairo_region_t    *opaque_region);
 

src/meta/meta-window-actor.h

@@ -58,11 +58,8 @@ struct _MetaWindowActor
 GType meta_window_actor_get_type (void);
 
 Window             meta_window_actor_get_x_window         (MetaWindowActor *self);
-gint               meta_window_actor_get_workspace        (MetaWindowActor *self);
 MetaWindow *       meta_window_actor_get_meta_window      (MetaWindowActor *self);
 ClutterActor *     meta_window_actor_get_texture          (MetaWindowActor *self);
-gboolean           meta_window_actor_is_override_redirect (MetaWindowActor *self);
-gboolean       meta_window_actor_showing_on_its_workspace (MetaWindowActor *self);
 gboolean       meta_window_actor_is_destroyed (MetaWindowActor *self);
 
 #endif /* META_WINDOW_ACTOR_H */