backends: Drop unused private functions

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3492>

src/backends/meta-backend-private.h

@@ -167,7 +167,6 @@ xkb_layout_index_t meta_backend_get_keymap_layout_group (MetaBackend *backend);
 
 gboolean meta_backend_is_lid_closed (MetaBackend *backend);
 
-MetaPointerConstraint * meta_backend_get_client_pointer_constraint (MetaBackend *backend);
 void meta_backend_set_client_pointer_constraint (MetaBackend *backend,
                                                  MetaPointerConstraint *constraint);
 
@@ -183,8 +182,6 @@ void meta_backend_notify_keymap_changed (MetaBackend *backend);
 void meta_backend_notify_keymap_layout_group_changed (MetaBackend *backend,
                                                       unsigned int locked_group);
 
-void meta_backend_notify_ui_scaling_factor_changed (MetaBackend *backend);
-
 META_EXPORT_TEST
 void meta_backend_add_gpu (MetaBackend *backend,
                            MetaGpu     *gpu);

src/backends/meta-backend.c

@@ -1596,14 +1596,6 @@ meta_backend_get_default_seat (MetaBackend *backend)
   return priv->default_seat;
 }
 
-MetaPointerConstraint *
-meta_backend_get_client_pointer_constraint (MetaBackend *backend)
-{
-  MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
-
-  return priv->client_pointer_constraint;
-}
-
 /**
  * meta_backend_set_client_pointer_constraint:
  * @backend: a #MetaBackend object.

src/backends/meta-cursor-tracker-private.h

@@ -57,5 +57,3 @@ void meta_cursor_tracker_register_cursor_sprite (MetaCursorTracker *tracker,
 
 void meta_cursor_tracker_unregister_cursor_sprite (MetaCursorTracker *tracker,
                                                    MetaCursorSprite  *sprite);
-
-GList * meta_cursor_tracker_peek_cursor_sprites (MetaCursorTracker *tracker);

src/backends/meta-cursor-tracker.c

@@ -570,11 +570,3 @@ meta_cursor_tracker_unregister_cursor_sprite (MetaCursorTracker *tracker,
   priv->cursor_sprites = g_list_remove (priv->cursor_sprites, sprite);
 }
 
-GList *
-meta_cursor_tracker_peek_cursor_sprites (MetaCursorTracker *tracker)
-{
-  MetaCursorTrackerPrivate *priv =
-    meta_cursor_tracker_get_instance_private (tracker);
-
-  return priv->cursor_sprites;
-}

src/backends/meta-monitor-manager-private.h

@@ -329,8 +329,6 @@ void                meta_monitor_manager_power_save_mode_changed (MetaMonitorMan
 void                meta_monitor_manager_confirm_configuration (MetaMonitorManager *manager,
                                                                 gboolean            ok);
 
-gboolean           meta_monitor_manager_has_hotplug_mode_update (MetaMonitorManager *manager);
-
 META_EXPORT_TEST
 void               meta_monitor_manager_read_current_state (MetaMonitorManager *manager);
 
@@ -350,10 +348,6 @@ void               meta_monitor_manager_tiled_monitor_added (MetaMonitorManager
 void               meta_monitor_manager_tiled_monitor_removed (MetaMonitorManager *manager,
                                                                MetaMonitor        *monitor);
 
-gboolean           meta_monitor_manager_is_transform_handled (MetaMonitorManager  *manager,
-                                                              MetaCrtc            *crtc,
-                                                              MetaMonitorTransform transform);
-
 META_EXPORT_TEST
 MetaMonitorsConfig * meta_monitor_manager_ensure_configured (MetaMonitorManager *manager);
 
@@ -408,10 +402,6 @@ MetaMonitorConfigManager *
 
 void meta_monitor_manager_rotate_monitor (MetaMonitorManager *manager);
 
-void meta_monitor_manager_clear_output (MetaOutput *output);
-void meta_monitor_manager_clear_mode (MetaCrtcMode *mode);
-void meta_monitor_manager_clear_crtc (MetaCrtc *crtc);
-
 gboolean meta_monitor_has_aspect_as_size (MetaMonitor *monitor);
 
 static inline MetaOutputAssignment *

src/backends/meta-monitor-manager.c

@@ -760,7 +760,7 @@ meta_monitor_manager_apply_monitors_config (MetaMonitorManager      *manager,
   return TRUE;
 }
 
-gboolean
+static gboolean
 meta_monitor_manager_has_hotplug_mode_update (MetaMonitorManager *manager)
 {
   GList *gpus;

src/backends/meta-settings-private.h

@@ -57,8 +57,6 @@ META_EXPORT_TEST
 gboolean meta_settings_is_experimental_feature_enabled (MetaSettings           *settings,
                                                         MetaExperimentalFeature feature);
 
-MetaExperimentalFeature meta_settings_get_experimental_features (MetaSettings *settings);
-
 META_EXPORT_TEST
 void meta_settings_override_experimental_features (MetaSettings *settings);
 

src/backends/meta-stage-impl-private.h

@@ -61,10 +61,6 @@ GType meta_stage_impl_get_type (void) G_GNUC_CONST;
 
 MetaBackend * meta_stage_impl_get_backend (MetaStageImpl *stage_impl);
 
-void meta_stage_impl_presented (MetaStageImpl    *stage_impl,
-                                CoglFrameEvent    frame_event,
-                                ClutterFrameInfo *frame_info);
-
 void meta_stage_impl_add_onscreen_frame_info (MetaStageImpl    *stage_impl,
                                               ClutterStageView *view);
 

src/backends/meta-stage-private.h

@@ -57,8 +57,6 @@ void              meta_stage_update_cursor_overlay   (MetaStage            *stag
 void meta_overlay_set_visible (MetaOverlay *overlay,
                                gboolean     is_visible);
 
-gboolean meta_overlay_is_visible (MetaOverlay *overlay);
-
 void meta_stage_set_active (MetaStage *stage,
                             gboolean   is_active);
 

src/backends/meta-stage.c

@@ -472,12 +472,6 @@ meta_overlay_set_visible (MetaOverlay *overlay,
   queue_redraw_for_overlay (overlay->stage, overlay);
 }
 
-gboolean
-meta_overlay_is_visible (MetaOverlay *overlay)
-{
-  return overlay->is_visible;
-}
-
 void
 meta_stage_set_active (MetaStage *stage,
                        gboolean   is_active)

src/backends/native/meta-backend-native-private.h

@@ -25,8 +25,6 @@
 #include "backends/native/meta-backend-native.h"
 #include "backends/native/meta-barrier-native.h"
 
-MetaBarrierManagerNative *meta_backend_native_get_barrier_manager (MetaBackendNative *native);
-
 META_EXPORT_TEST
 MetaDevicePool * meta_backend_native_get_device_pool (MetaBackendNative *native);
 

src/backends/native/meta-kms-page-flip-private.h

@@ -23,8 +23,6 @@
 
 typedef struct _MetaKmsPageFlipData MetaKmsPageFlipData;
 
-typedef void (* MetaPageFlipDataFeedbackFunc) (MetaKmsPageFlipData *page_flip_data);
-
 MetaKmsPageFlipData * meta_kms_page_flip_data_new (MetaKmsImplDevice *impl_device,
                                                    MetaKmsCrtc       *crtc);
 
@@ -54,9 +52,6 @@ void meta_kms_page_flip_data_mode_set_fallback_in_impl (MetaKmsPageFlipData *pag
 void meta_kms_page_flip_data_discard_in_impl (MetaKmsPageFlipData *page_flip_data,
                                               const GError        *error);
 
-void meta_kms_page_flip_data_take_error (MetaKmsPageFlipData *page_flip_data,
-                                         GError              *error);
-
 void meta_kms_page_flip_data_make_symbolic (MetaKmsPageFlipData *page_flip_data);
 
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (MetaKmsPageFlipData, meta_kms_page_flip_data_unref)

src/backends/native/meta-kms-page-flip.c

@@ -284,7 +284,7 @@ invoke_page_flip_closure_discarded (MetaThread *thread,
                               page_flip_data->error);
 }
 
-void
+static void
 meta_kms_page_flip_data_take_error (MetaKmsPageFlipData *page_flip_data,
                                     GError              *error)
 {