5 files changed, 9 insertions, 0 deletions
diff --git a/cc/trees/layer_tree_host_impl.h b/cc/trees/layer_tree_host_impl.h
index 83b92c8..3345d15 100644
--- a/cc/trees/layer_tree_host_impl.h
+++ b/cc/trees/layer_tree_host_impl.h
@@ -79,6 +79,7 @@ class LayerTreeHostImplClient {
   virtual void RenewTreePriority() = 0;
   virtual void RequestScrollbarAnimationOnImplThread(base::TimeDelta delay) = 0;
   virtual void DidActivatePendingTree() = 0;
+  virtual void DidManageTiles() = 0;
 
  protected:
   virtual ~LayerTreeHostImplClient() {}
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
index c2ec456..0e69b72 100644
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ b/cc/trees/layer_tree_host_impl_unittest.cc
@@ -144,6 +144,7 @@ class LayerTreeHostImplTest : public testing::Test,
   virtual void RequestScrollbarAnimationOnImplThread(base::TimeDelta delay)
       OVERRIDE { requested_scrollbar_animation_delay_ = delay; }
   virtual void DidActivatePendingTree() OVERRIDE {}
+  virtual void DidManageTiles() OVERRIDE {}
 
   void set_reduce_memory_result(bool reduce_memory_result) {
     reduce_memory_result_ = reduce_memory_result;
diff --git a/cc/trees/single_thread_proxy.h b/cc/trees/single_thread_proxy.h
index 843be729..e5b706f 100644
--- a/cc/trees/single_thread_proxy.h
+++ b/cc/trees/single_thread_proxy.h
@@ -73,6 +73,7 @@ class SingleThreadProxy : public Proxy, LayerTreeHostImplClient {
   virtual void RequestScrollbarAnimationOnImplThread(base::TimeDelta delay)
       OVERRIDE {}
   virtual void DidActivatePendingTree() OVERRIDE {}
+  virtual void DidManageTiles() OVERRIDE {}
 
   // Called by the legacy path where RenderWidget does the scheduling.
   void CompositeImmediately(base::TimeTicks frame_begin_time);
diff --git a/cc/trees/thread_proxy.cc b/cc/trees/thread_proxy.cc
index 4f2f488..b25f8c2 100644
--- a/cc/trees/thread_proxy.cc
+++ b/cc/trees/thread_proxy.cc
@@ -1591,4 +1591,9 @@ void ThreadProxy::DidActivatePendingTree() {
       base::TimeTicks::HighResNow() - commit_complete_time_);
 }
 
+void ThreadProxy::DidManageTiles() {
+  DCHECK(IsImplThread());
+  scheduler_on_impl_thread_->DidManageTiles();
+}
+
 }  // namespace cc
diff --git a/cc/trees/thread_proxy.h b/cc/trees/thread_proxy.h
index 3a213b9..0bd1f4b 100644
--- a/cc/trees/thread_proxy.h
+++ b/cc/trees/thread_proxy.h
@@ -90,6 +90,7 @@ class ThreadProxy : public Proxy,
   virtual void RequestScrollbarAnimationOnImplThread(base::TimeDelta delay)
       OVERRIDE;
   virtual void DidActivatePendingTree() OVERRIDE;
+  virtual void DidManageTiles() OVERRIDE;
 
   // SchedulerClient implementation
   virtual void SetNeedsBeginImplFrame(bool enable) OVERRIDE;