cc: Add support for handling authoritative vsync interval

cc/trees/layer_tree_host.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/trees/layer_tree_host.h"
 
 #include <algorithm>
 #include <stack>
 #include <string>
 
@@ skipping 1252 matching lines @@
 void LayerTreeHost::SetChildrenNeedBeginFrames(
     bool children_need_begin_frames) const {
   proxy_->SetChildrenNeedBeginFrames(children_need_begin_frames);
 }
 
 void LayerTreeHost::SendBeginFramesToChildren(
     const BeginFrameArgs& args) const {
   client_->SendBeginFramesToChildren(args);
 }
 
+void LayerTreeHost::SetAuthoritativeVSyncInterval(
+    const base::TimeDelta& interval) {
+  proxy_->SetAuthoritativeVSyncInterval(interval);
+}
+
 }  // namespace cc