Mark layers that can use LCD text based on layer transform and opacity.

cc/layer.h

Index: cc/layer.h
diff --git a/cc/layer.h b/cc/layer.h
index 3375b657830d0a4dbce701df656de9c2c44f2de0..4d9b07aeb0fcd01ce4ccd161ed3ff9462eb6f3c9 100644
--- a/cc/layer.h
+++ b/cc/layer.h
@@ -169,8 +169,8 @@ public:
     void setUseParentBackfaceVisibility(bool useParentBackfaceVisibility) { m_useParentBackfaceVisibility = useParentBackfaceVisibility; }
     bool useParentBackfaceVisibility() const { return m_useParentBackfaceVisibility; }
 
-    virtual void setUseLCDText(bool);
-    bool useLCDText() const { return m_useLCDText; }
+    virtual void setCanUseLCDText(bool);
+    bool canUseLCDText() const { return m_canUseLCDText; }
 
     virtual void setLayerTreeHost(LayerTreeHost*);
 
@@ -367,7 +367,7 @@ private:
     bool m_masksToBounds;
     bool m_contentsOpaque;
     bool m_doubleSided;
-    bool m_useLCDText;
+    bool m_canUseLCDText;
     bool m_preserves3D;
     bool m_useParentBackfaceVisibility;
     bool m_drawCheckerboardForMissingTiles;