Fix up -Winconsistent-missing-override

gm/bitmapshader.cpp

 
 /*
  * Copyright 2013 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 "SkBitmap.h"
@@ skipping 31 matching lines @@
 
 class BitmapShaderGM : public GM {
 
 protected:
     void onOnceBeforeDraw() override {
         this->setBGColor(SK_ColorGRAY);
         draw_bm(&fBitmap);
         draw_mask(&fMask);
     }
 
-    virtual SkString onShortName() {
+    SkString onShortName() override {
         return SkString("bitmapshaders");
     }
 
-    virtual SkISize onISize() {
+    SkISize onISize() override {
         return SkISize::Make(150, 100);
     }
 
-    virtual void onDraw(SkCanvas* canvas) {
+    void onDraw(SkCanvas* canvas) override {
         SkPaint paint;
 
         for (int i = 0; i < 2; i++) {
             SkMatrix s;
             s.reset();
             if (1 == i) {
                 s.setScale(1.5f, 1.5f);
                 s.postTranslate(2, 2);
             }
 
@@ skipping 38 matching lines @@
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new BitmapShaderGM; }
 static GMRegistry reg(MyFactory);
 
 }