remove unused GM flags

gm/imageblur2.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 "SkBlurImageFilter.h"
 #include "SkRandom.h"
@@ skipping 18 matching lines @@
 namespace skiagm {
 
 class BlurImageFilter : public GM {
 public:
     BlurImageFilter() {
         this->setBGColor(0xFFFFFFFF);
         fName.printf("imageblur2");
     }
 
 protected:
-    uint32_t onGetFlags() const SK_OVERRIDE {
-        return kSkipTiled_Flag;
-    }
 
     SkString onShortName() SK_OVERRIDE {
         return fName;
     }
 
     SkISize onISize() SK_OVERRIDE {
         return SkISize::Make(WIDTH, HEIGHT);
     }
 
     void onDraw(SkCanvas* canvas) SK_OVERRIDE {
@@ skipping 35 matching lines @@
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new BlurImageFilter; }
 static GMRegistry reg(MyFactory);
 
 }