wayland/color-management: Expose the protocol by default

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4291>

data/dbus-interfaces/org.gnome.Mutter.DebugControl.xml

@@ -5,7 +5,6 @@
 
   <interface name="org.gnome.Mutter.DebugControl">
 
-    <property name="ColorManagementProtocol" type="b" access="readwrite" />
     <property name="ForceHDR" type="b" access="readwrite" />
     <property name="ForceLinearBlending" type="b" access="readwrite" />
     <property name="LuminancePercentage" type="u" access="readwrite" />

src/core/meta-debug-control-private.h

@@ -20,8 +20,6 @@
 
 #include "meta/meta-debug-control.h"
 
-gboolean meta_debug_control_is_color_management_protocol_enabled (MetaDebugControl *debug_control);
-
 gboolean meta_debug_control_is_linear_blending_forced (MetaDebugControl *debug_control);
 
 gboolean meta_debug_control_is_hdr_forced (MetaDebugControl *debug_control);

src/core/meta-debug-control.c

@@ -168,18 +168,12 @@ meta_debug_control_init (MetaDebugControl *debug_control)
 {
   MetaDBusDebugControl *dbus_debug_control =
     META_DBUS_DEBUG_CONTROL (debug_control);
-  gboolean force_hdr, force_linear_blending,
+  gboolean force_hdr, force_linear_blending;
-           color_management_protocol;
   gboolean session_management_protocol;
   gboolean cursor_shape_protocol;
   gboolean inhibit_hw_cursor;
   gboolean a11y_manager_without_access_control;
 
-  color_management_protocol =
-    g_strcmp0 (getenv ("MUTTER_DEBUG_COLOR_MANAGEMENT_PROTOCOL"), "1") == 0;
-  meta_dbus_debug_control_set_color_management_protocol (dbus_debug_control,
-                                                         color_management_protocol);
-
   force_hdr = g_strcmp0 (getenv ("MUTTER_DEBUG_FORCE_HDR"), "1") == 0;
   meta_dbus_debug_control_set_force_hdr (dbus_debug_control, force_hdr);
 
@@ -211,15 +205,6 @@ meta_debug_control_init (MetaDebugControl *debug_control)
                                                                    a11y_manager_without_access_control);
 }
 
-gboolean
-meta_debug_control_is_color_management_protocol_enabled (MetaDebugControl *debug_control)
-{
-  MetaDBusDebugControl *dbus_debug_control =
-    META_DBUS_DEBUG_CONTROL (debug_control);
-
-  return meta_dbus_debug_control_get_color_management_protocol (dbus_debug_control);
-}
-
 gboolean
 meta_debug_control_is_linear_blending_forced (MetaDebugControl *debug_control)
 {

src/wayland/meta-wayland-color-management.c

@@ -27,7 +27,6 @@
 #include "backends/meta-color-device.h"
 #include "backends/meta-color-manager.h"
 #include "compositor/meta-surface-actor-wayland.h"
-#include "core/meta-debug-control-private.h"
 #include "wayland/meta-wayland-private.h"
 #include "wayland/meta-wayland-versions.h"
 #include "wayland/meta-wayland-outputs.h"
@@ -39,7 +38,6 @@ struct _MetaWaylandColorManager
   GObject parent;
 
   MetaWaylandCompositor *compositor;
-  struct wl_global *global;
 
   gulong color_state_changed_handler_id;
 
@@ -1593,48 +1591,19 @@ meta_wayland_color_manager_new (MetaWaylandCompositor *compositor)
   return color_manager;
 }
 
-static void
-update_enabled (MetaWaylandColorManager *color_manager)
-{
-  MetaWaylandCompositor *compositor = color_manager->compositor;
-  MetaDebugControl *debug_control =
-    meta_context_get_debug_control (compositor->context);
-  gboolean is_enabled =
-    meta_debug_control_is_color_management_protocol_enabled (debug_control);
-
-  if (is_enabled && color_manager->global == NULL)
-    {
-      color_manager->global =
-        wl_global_create (compositor->wayland_display,
-                          &wp_color_manager_v1_interface,
-                          META_WP_COLOR_MANAGEMENT_VERSION,
-                          color_manager,
-                          color_management_bind);
-
-      if (color_manager->global == NULL)
-        g_error ("Failed to register a global wp_color_management object");
-    }
-  else if (!is_enabled)
-    {
-      g_clear_pointer (&color_manager->global, wl_global_destroy);
-    }
-}
-
 void
 meta_wayland_init_color_management (MetaWaylandCompositor *compositor)
 {
-  MetaDebugControl *debug_control =
-    meta_context_get_debug_control (compositor->context);
   g_autoptr (MetaWaylandColorManager) color_manager = NULL;
 
   color_manager = meta_wayland_color_manager_new (compositor);
 
-  g_signal_connect_data (debug_control, "notify::color-management-protocol",
+  if (wl_global_create (compositor->wayland_display,
-                         G_CALLBACK (update_enabled),
+                        &wp_color_manager_v1_interface,
-                         color_manager, NULL,
+                        META_WP_COLOR_MANAGEMENT_VERSION,
-                         G_CONNECT_SWAPPED | G_CONNECT_AFTER);
+                        color_manager,
-
+                        color_management_bind) == NULL)
-  update_enabled (color_manager);
+    g_error ("Failed to register a global wp_color_management object");
 
   g_object_set_data_full (G_OBJECT (compositor), "-meta-wayland-color-manager",
                           g_steal_pointer (&color_manager),