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

gm/gradtext.cpp

 /*
  * Copyright 2011 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"
 #include "SkCanvas.h"
 #include "SkGradientShader.h"
@@ skipping 84 matching lines @@
     typedef GM INHERITED;
 };
 
 
 
 class GradTextGM : public GM {
 public:
     GradTextGM () {}
 
 protected:
-    virtual SkString onShortName() SK_OVERRIDE {
+    SkString onShortName() SK_OVERRIDE {
         return SkString("gradtext");
     }
 
     uint32_t onGetFlags() const SK_OVERRIDE {
         return kSkipTiled_Flag;
     }
 
     SkISize onISize() SK_OVERRIDE { return SkISize::Make(500, 480); }
 
     static void draw_text(SkCanvas* canvas, const SkPaint& paint) {
@@ skipping 47 matching lines @@
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new GradTextGM; }
 static GM* CMyFactory(void*) { return new ChromeGradTextGM1; }
 static GM* CMyFactory2(void*) { return new ChromeGradTextGM2; }
 
 static GMRegistry reg(MyFactory);
 static GMRegistry Creg(CMyFactory);
 static GMRegistry Creg2(CMyFactory2);
 }