remove unused GM flags

gm/imageresizetiled.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"
 #include "SkMatrixImageFilter.h"
 #include "SkRandom.h"
 
 #define WIDTH 640
 #define HEIGHT 480
 
 #define RESIZE_FACTOR SkIntToScalar(2)
 
 namespace skiagm {
 
 class ImageResizeTiledGM : public GM {
 public:
     ImageResizeTiledGM() {
     }
 
 protected:
-    uint32_t onGetFlags() const SK_OVERRIDE { return kNoBBH_Flag; }
 
     SkString onShortName() SK_OVERRIDE {
         return SkString("imageresizetiled");
     }
 
     SkISize onISize() SK_OVERRIDE {
         return SkISize::Make(WIDTH, HEIGHT);
     }
 
     void onDraw(SkCanvas* canvas) SK_OVERRIDE {
@@ skipping 37 matching lines @@
 
 private:
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new ImageResizeTiledGM(); )
 
 }