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

cc/layer_tree_host.h

 // 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.
 
 #ifndef CCLayerTreeHost_h
 #define CCLayerTreeHost_h
 
 #include <limits>
 
 #include "IntRect.h"
@@ skipping 125 matching lines @@
     void composite();
     void scheduleComposite();
 
     // Composites and attempts to read back the result into the provided
     // buffer. If it wasn't possible, e.g. due to context lost, will return
     // false.
     bool compositeAndReadback(void *pixels, const IntRect&);
 
     void finishAllRendering();
 
+    void setDeferCommits(bool deferCommits);
+
+    // Test only hook
+    virtual void didDeferCommit();
+
     int commitNumber() const { return m_commitNumber; }
 
     void renderingStats(RenderingStats*) const;
 
     const RendererCapabilities& rendererCapabilities() const;
 
     // Test only hook
     void loseContext(int numTimes);
 
     void setNeedsAnimate();
@@ skipping 119 matching lines @@
     size_t m_partialTextureUpdateRequests;
 
     static bool s_needsFilterContext;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHost);
 };
 
 }  // namespace cc
 
 #endif