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

dm/DMPipeTask.h

Index: dm/DMPipeTask.h
diff --git a/dm/DMPipeTask.h b/dm/DMPipeTask.h
index bca74e0b0c6ae8c472e85de1d81e705d7d2dcf6d..b0c8ea716af67c792b7eaf62f3bf291689dfd0f4 100644
--- a/dm/DMPipeTask.h
+++ b/dm/DMPipeTask.h
@@ -25,9 +25,9 @@ public:
              SkBitmap reference,        // Bitmap to compare pipe results to.
              Mode);
 
-    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 uint32_t fFlags;