window: Remove some overcomplicated uses of meta_window_move_resize

Replace them with meta_window_move_frame, since that's all we need
to do.

src/core/keybindings.c

@@ -2636,22 +2636,14 @@ handle_move_to_center  (MetaDisplay     *display,
 {
   MetaRectangle work_area;
   MetaRectangle frame_rect;
-  int orig_x, orig_y;
-  int frame_width, frame_height;
 
   meta_window_get_work_area_all_monitors (window, &work_area);
   meta_window_get_frame_rect (window, &frame_rect);
-  meta_window_get_position (window, &orig_x, &orig_y);
 
-  frame_width = (window->frame ? window->frame->child_x : 0);
+  meta_window_move_frame (window,
-  frame_height = (window->frame ? window->frame->child_y : 0);
+                          TRUE,
-
+                          work_area.x + (work_area.width  - frame_rect.width ) / 2,
-  meta_window_move_resize (window,
+                          work_area.y + (work_area.height - frame_rect.height) / 2);
-                           TRUE,
-                           work_area.x + (work_area.width +frame_width -frame_rect.width )/2,
-                           work_area.y + (work_area.height+frame_height-frame_rect.height)/2,
-                           window->rect.width,
-                           window->rect.height);
 }
 
 static void

src/core/window.c

@@ -5328,7 +5328,6 @@ meta_window_shove_titlebar_onscreen (MetaWindow *window)
   MetaRectangle  frame_rect;
   GList         *onscreen_region;
   int            horiz_amount, vert_amount;
-  int            newx, newy;
 
   g_return_if_fail (!window->override_redirect);
 
@@ -5360,14 +5359,7 @@ meta_window_shove_titlebar_onscreen (MetaWindow *window)
                                 0,
                                 -vert_amount);
 
-  newx = frame_rect.x + window->frame->child_x;
+  meta_window_move_frame (window, FALSE, frame_rect.x, frame_rect.y);
-  newy = frame_rect.y + window->frame->child_y;
-  meta_window_move_resize (window,
-                           FALSE,
-                           newx,
-                           newy,
-                           window->rect.width,
-                           window->rect.height);
 }
 
 gboolean