Remove flags for nonFastScrollable and touchEventHandler regions getting changed

cc/layer.h

 // Copyright 2010 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 CC_LAYER_H_
 #define CC_LAYER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 147 matching lines @@
     void setScrollable(bool);
     bool scrollable() const { return m_scrollable; }
 
     void setShouldScrollOnMainThread(bool);
     bool shouldScrollOnMainThread() const { return m_shouldScrollOnMainThread; }
 
     void setHaveWheelEventHandlers(bool);
     bool haveWheelEventHandlers() const { return m_haveWheelEventHandlers; }
 
     void setNonFastScrollableRegion(const Region&);
-    void setNonFastScrollableRegionChanged() { m_nonFastScrollableRegionChanged = true; }
     const Region& nonFastScrollableRegion() const { return m_nonFastScrollableRegion; }
 
     void setTouchEventHandlerRegion(const Region&);
-    void setTouchEventHandlerRegionChanged() { m_touchEventHandlerRegionChanged = true; }
     const Region& touchEventHandlerRegion() const { return m_touchEventHandlerRegion; }
 
     void setLayerScrollClient(WebKit::WebLayerScrollClient* layerScrollClient) { m_layerScrollClient = layerScrollClient; }
 
     void setDrawCheckerboardForMissingTiles(bool);
     bool drawCheckerboardForMissingTiles() const { return m_drawCheckerboardForMissingTiles; }
 
     bool forceRenderSurface() const { return m_forceRenderSurface; }
     void setForceRenderSurface(bool);
 
@@ skipping 172 matching lines @@
 
     // Layer properties.
     gfx::Size m_bounds;
 
     gfx::Vector2d m_scrollOffset;
     gfx::Vector2d m_maxScrollOffset;
     bool m_scrollable;
     bool m_shouldScrollOnMainThread;
     bool m_haveWheelEventHandlers;
     Region m_nonFastScrollableRegion;
-    bool m_nonFastScrollableRegionChanged;
     Region m_touchEventHandlerRegion;
-    bool m_touchEventHandlerRegionChanged;
     gfx::PointF m_position;
     gfx::PointF m_anchorPoint;
     SkColor m_backgroundColor;
     std::string m_debugName;
     float m_opacity;
     skia::RefPtr<SkImageFilter> m_filter;
     WebKit::WebFilterOperations m_filters;
     WebKit::WebFilterOperations m_backgroundFilters;
     float m_anchorPointZ;
     bool m_isContainerForFixedPositionLayers;
@@ skipping 24 matching lines @@
     WebKit::WebLayerScrollClient* m_layerScrollClient;
 
     DrawProperties<Layer, RenderSurface> m_drawProperties;
 };
 
 void sortLayers(std::vector<scoped_refptr<Layer> >::iterator, std::vector<scoped_refptr<Layer> >::iterator, void*);
 
 }  // namespace cc
 
 #endif  // CC_LAYER_H_