Aura: Resize locks with --ui-enable-threaded-compositing

ui/aura/bench/bench_main.cc

Index: ui/aura/bench/bench_main.cc
diff --git a/ui/aura/bench/bench_main.cc b/ui/aura/bench/bench_main.cc
index b75a5d4a0ab3b9df127b23abbaa5a6a3e8ea967f..f1058546453ff7750ac7297e7a707dff9db1ee6b 100644
--- a/ui/aura/bench/bench_main.cc
+++ b/ui/aura/bench/bench_main.cc
@@ -95,8 +95,6 @@ class BenchCompositorObserver : public ui::CompositorObserver {
 
   virtual void OnCompositingDidCommit(ui::Compositor* compositor) OVERRIDE {}
 
-  virtual void OnCompositingWillStart(Compositor* compositor) OVERRIDE {}
-
   virtual void OnCompositingStarted(Compositor* compositor) OVERRIDE {}
 
   virtual void OnCompositingEnded(Compositor* compositor) OVERRIDE {
@@ -120,6 +118,9 @@ class BenchCompositorObserver : public ui::CompositorObserver {
 
   virtual void OnCompositingAborted(Compositor* compositor) OVERRIDE {}
 
+  virtual void OnCompositingLockStateChanged(
+      Compositor* compositor) OVERRIDE {}
+
   virtual void Draw() {}
 
   int frames() const { return frames_; }