Fix up all the easy virtual ... SK_OVERRIDE cases.

src/core/SkAAClip.h

Index: src/core/SkAAClip.h
diff --git a/src/core/SkAAClip.h b/src/core/SkAAClip.h
index 45cc54932df729bbd0446f47ecb2c32dc27849cd..67f45e494645eabfbf8a12def61c1e03261087a7 100644
--- a/src/core/SkAAClip.h
+++ b/src/core/SkAAClip.h
@@ -109,13 +109,13 @@ public:
         fAAClipBounds = aaclip->getBounds();
     }
 
-    virtual void blitH(int x, int y, int width) SK_OVERRIDE;
+    void blitH(int x, int y, int width) SK_OVERRIDE;
     virtual void blitAntiH(int x, int y, const SkAlpha[],
                            const int16_t runs[]) SK_OVERRIDE;
-    virtual void blitV(int x, int y, int height, SkAlpha alpha) SK_OVERRIDE;
-    virtual void blitRect(int x, int y, int width, int height) SK_OVERRIDE;
-    virtual void blitMask(const SkMask&, const SkIRect& clip) SK_OVERRIDE;
-    virtual const SkBitmap* justAnOpaqueColor(uint32_t* value) SK_OVERRIDE;
+    void blitV(int x, int y, int height, SkAlpha alpha) SK_OVERRIDE;
+    void blitRect(int x, int y, int width, int height) SK_OVERRIDE;
+    void blitMask(const SkMask&, const SkIRect& clip) SK_OVERRIDE;
+    const SkBitmap* justAnOpaqueColor(uint32_t* value) SK_OVERRIDE;
 
 private:
     SkBlitter*      fBlitter;