diff --git a/gfx/layers/ipc/CompositorParent.cpp b/gfx/layers/ipc/CompositorParent.cpp
index 0c84c26c81a..fc072bd34f2 100644
--- a/gfx/layers/ipc/CompositorParent.cpp
+++ b/gfx/layers/ipc/CompositorParent.cpp
@@ -1648,6 +1648,8 @@ public:
   virtual bool SetTestSampleTime(LayerTransactionParent* aLayerTree,
                                  const TimeStamp& aTime) override;
   virtual void LeaveTestMode(LayerTransactionParent* aLayerTree) override;
+  virtual void ApplyAsyncProperties(LayerTransactionParent* aLayerTree)
+               override;
   virtual void GetAPZTestData(const LayerTransactionParent* aLayerTree,
                               APZTestData* aOutData) override;
   virtual void SetConfirmedTargetAPZC(const LayerTransactionParent* aLayerTree,
@@ -2025,6 +2027,22 @@ CrossProcessCompositorParent::LeaveTestMode(LayerTransactionParent* aLayerTree)
   state->mParent->LeaveTestMode(aLayerTree);
 }
 
+void
+CrossProcessCompositorParent::ApplyAsyncProperties(
+    LayerTransactionParent* aLayerTree)
+{
+  uint64_t id = aLayerTree->GetId();
+  MOZ_ASSERT(id != 0);
+  const CompositorParent::LayerTreeState* state =
+    CompositorParent::GetIndirectShadowTree(id);
+  if (!state) {
+    return;
+  }
+
+  MOZ_ASSERT(state->mParent);
+  state->mParent->ApplyAsyncProperties(aLayerTree);
+}
+
 void
 CrossProcessCompositorParent::GetAPZTestData(const LayerTransactionParent* aLayerTree,
                                              APZTestData* aOutData)
diff --git a/gfx/layers/ipc/ShadowLayersManager.h b/gfx/layers/ipc/ShadowLayersManager.h
index 1640fe662c4..a11623e27c5 100644
--- a/gfx/layers/ipc/ShadowLayersManager.h
+++ b/gfx/layers/ipc/ShadowLayersManager.h
@@ -35,7 +35,7 @@ public:
     virtual bool SetTestSampleTime(LayerTransactionParent* aLayerTree,
                                    const TimeStamp& aTime) { return true; }
     virtual void LeaveTestMode(LayerTransactionParent* aLayerTree) { }
-    virtual void ApplyAsyncProperties(LayerTransactionParent* aLayerTree) { }
+    virtual void ApplyAsyncProperties(LayerTransactionParent* aLayerTree) = 0;
     virtual void GetAPZTestData(const LayerTransactionParent* aLayerTree,
                                 APZTestData* aOutData) { }
     virtual void SetConfirmedTargetAPZC(const LayerTransactionParent* aLayerTree,