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

cc/thread_proxy.h

Index: cc/thread_proxy.h
diff --git a/cc/thread_proxy.h b/cc/thread_proxy.h
index 58e327ccdde1a4831cdd47c322fecba5edae48ee..695ac802adb210bdecafc6bfa77b73cfc26daa4c 100644
--- a/cc/thread_proxy.h
+++ b/cc/thread_proxy.h
@@ -45,6 +45,7 @@ public:
     virtual void setNeedsAnimate() OVERRIDE;
     virtual void setNeedsCommit() OVERRIDE;
     virtual void setNeedsRedraw() OVERRIDE;
+    virtual void setDeferCommits(bool) OVERRIDE;
     virtual bool commitRequested() const OVERRIDE;
     virtual void didAddAnimation() OVERRIDE { }
     virtual void start() OVERRIDE;
@@ -174,6 +175,9 @@ private:
 
     base::TimeDelta m_totalCommitTime;
     size_t m_totalCommitCount;
+
+    bool m_deferCommits;
+    bool m_deferredCommitPending;
 };
 
 }