Unified BeginFrame scheduling

cc/trees/single_thread_proxy.cc

Index: cc/trees/single_thread_proxy.cc
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc
index 0e8c81c83d4e86c0ea2764ca1b535f77ae49f175..26fd6d6464bccdaeb5016c325613441230262e27 100644
--- a/cc/trees/single_thread_proxy.cc
+++ b/cc/trees/single_thread_proxy.cc
@@ -557,6 +557,15 @@ bool SingleThreadProxy::MainFrameWillHappenForTesting() {
   return false;
 }
 
+void SingleThreadProxy::SetAuthoritativeVSyncInterval(
+    base::TimeDelta interval) {
+  scheduler_on_impl_thread_->SetAuthoritativeVSyncInterval(interval);
+}
+
+void SingleThreadProxy::SetChildrenNeedBeginFrames(bool need_begin_frame) {
+  scheduler_on_impl_thread_->SetChildrenNeedBeginFrames(need_begin_frame);
+}
+
 void SingleThreadProxy::SetNeedsBeginFrame(bool enable) {
   layer_tree_host_impl_->SetNeedsBeginFrame(enable);
 }
@@ -695,4 +704,8 @@ void SingleThreadProxy::DidBeginImplFrameDeadline() {
   layer_tree_host_impl_->ResetCurrentBeginFrameArgsForNextFrame();
 }
 
+void SingleThreadProxy::SendBeginFrameToChildren(const BeginFrameArgs& args) {
+  layer_tree_host_->SendBeginFrameToChildren(args);
+}
+
 }  // namespace cc