Fix CC*Renderer and CC*LayerImpl to compile with Clang

cc/CCSingleThreadProxy.h

Index: cc/CCSingleThreadProxy.h
diff --git a/cc/CCSingleThreadProxy.h b/cc/CCSingleThreadProxy.h
index a38aa7fd0ea755abf4ca5794e154e432174e011d..e8d0f05eaa729aa0b26fb1ad84596edbd73b62da 100644
--- a/cc/CCSingleThreadProxy.h
+++ b/cc/CCSingleThreadProxy.h
@@ -40,17 +40,17 @@ public:
     virtual void didAddAnimation() OVERRIDE;
     virtual void start() OVERRIDE;
     virtual void stop() OVERRIDE;
-    virtual size_t maxPartialTextureUpdates() const OVERRIDE { return std::numeric_limits<size_t>::max(); }
+    virtual size_t maxPartialTextureUpdates() const OVERRIDE;
     virtual void acquireLayerTextures() OVERRIDE { }
     virtual void forceSerializeOnSwapBuffers() OVERRIDE;
 
     // CCLayerTreeHostImplClient implementation
     virtual void didLoseContextOnImplThread() OVERRIDE { }
-    virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE { ASSERT_NOT_REACHED(); }
+    virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE;
     virtual void onVSyncParametersChanged(double monotonicTimebase, double intervalInSeconds) OVERRIDE { }
     virtual void onCanDrawStateChanged(bool canDraw) OVERRIDE { }
-    virtual void setNeedsRedrawOnImplThread() OVERRIDE { m_layerTreeHost->scheduleComposite(); }
-    virtual void setNeedsCommitOnImplThread() OVERRIDE { m_layerTreeHost->scheduleComposite(); }
+    virtual void setNeedsRedrawOnImplThread() OVERRIDE;
+    virtual void setNeedsCommitOnImplThread() OVERRIDE;
     virtual void postAnimationEventsToMainThreadOnImplThread(PassOwnPtr<CCAnimationEventsVector>, double wallClockTime) OVERRIDE;
     virtual void releaseContentsTexturesOnImplThread() OVERRIDE;