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

gm/smallarc.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 
 namespace skiagm {
 
 // this draws a small arc scaled up
 // see https://code.google.com/p/chromium/issues/detail?id=102411
 // and https://code.google.com/p/skia/issues/detail?id=2769
 class SmallArcGM : public GM {
 public:
     SmallArcGM() {
     }
 
 protected:
 
-    virtual SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() SK_OVERRIDE {
         return SkString("smallarc");
     }
 
-    virtual SkISize onISize() SK_OVERRIDE {
+    SkISize onISize() SK_OVERRIDE {
         return SkISize::Make(762, 762);
     }
 
-    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+    void onDraw(SkCanvas* canvas) SK_OVERRIDE {
         SkPaint p;
         p.setColor(SK_ColorRED);
         p.setAntiAlias(true);
         p.setStyle(SkPaint::kStroke_Style);
         p.setStrokeWidth(120);
 
         SkPath path;
         path.moveTo(75, 0);
         path.cubicTo(33.5, 0, 0, 33.5, 0, 75);
 
         canvas->translate(-400, -400);
         canvas->scale(8, 8);
         canvas->drawPath(path, p);
     }
 
 private:
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM( return SkNEW(SmallArcGM); )
 
 }