Bug 1733973 - Remove unused layers::UpdateIndirectTree(). r=gfx-reviewers,nical

Differential Revision: https://phabricator.services.mozilla.com/D127517

gfx/layers/ipc/CompositorBridgeParent.cpp

@@ -1798,13 +1798,6 @@ void CompositorBridgeParent::InvalidateRemoteLayers() {
   });
 }
 
-void UpdateIndirectTree(LayersId aId, Layer* aRoot,
-                        const TargetConfig& aTargetConfig) {
-  MonitorAutoLock lock(*sIndirectLayerTreesLock);
-  sIndirectLayerTrees[aId].mRoot = aRoot;
-  sIndirectLayerTrees[aId].mTargetConfig = aTargetConfig;
-}
-
 /* static */ CompositorBridgeParent::LayerTreeState*
 CompositorBridgeParent::GetIndirectShadowTree(LayersId aId) {
   // Only the compositor thread should use this method variant

gfx/layers/ipc/CompositorBridgeParent.h

@@ -488,7 +488,6 @@ class CompositorBridgeParent final : public CompositorBridgeParentBase,
     // their FrameMetrics with the corresponding child process that holds
     // the PCompositorBridgeChild
     ContentCompositorBridgeParent* mContentCompositorBridgeParent;
-    TargetConfig mTargetConfig;
 
     CompositorController* GetCompositorController() const;
     RefPtr<UiCompositorControllerParent> mUiControllerParent;

gfx/layers/ipc/ContentCompositorBridgeParent.cpp

@@ -45,8 +45,6 @@ namespace layers {
 typedef std::map<LayersId, CompositorBridgeParent::LayerTreeState> LayerTreeMap;
 extern LayerTreeMap sIndirectLayerTrees;
 extern StaticAutoPtr<mozilla::Monitor> sIndirectLayerTreesLock;
-void UpdateIndirectTree(LayersId aId, Layer* aRoot,
-                        const TargetConfig& aTargetConfig);
 void EraseLayerState(LayersId aId);
 
 void ContentCompositorBridgeParent::ActorDestroy(ActorDestroyReason aWhy) {