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

dm/DMQuiltTask.h

Index: dm/DMQuiltTask.h
diff --git a/dm/DMQuiltTask.h b/dm/DMQuiltTask.h
index 1b093e68b7704cccdeb9a3b2bc1ac9c61e98d736..ae45e5cd95b7490c7f40dbd674b6595461c05470 100644
--- a/dm/DMQuiltTask.h
+++ b/dm/DMQuiltTask.h
@@ -23,9 +23,9 @@ public:
               SkBitmap reference,  // Bitmap to compare picture replay results to.
               BBH);
 
-    virtual void draw() SK_OVERRIDE;
-    virtual bool shouldSkip() const SK_OVERRIDE;
-    virtual SkString name() const SK_OVERRIDE { return fName; }
+    void draw() SK_OVERRIDE;
+    bool shouldSkip() const SK_OVERRIDE;
+    SkString name() const SK_OVERRIDE { return fName; }
 
 private:
     const BBH fBBH;