Remove GPU-only flag for vertices GM

gm/vertices.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 "SkCanvas.h"
 #include "SkGradientShader.h"
@@ skipping 92 matching lines @@
                                      rec[i].fTexs, rec[i].fColors,
                                      xfer, fan, SK_ARRAY_COUNT(fan), paint);
                 canvas->translate(200, 0);
             }
             canvas->restore();
             canvas->translate(0, 200);
             xfer->unref();
         }
     }
 
-#if 1
-    virtual uint32_t onGetFlags() const {
-        // https://code.google.com/p/skia/issues/detail?id=1956
-        return kSkipGPU_Flag;
-    }
-#endif
-
 private:
     typedef skiagm::GM INHERITED;
 };
 
 DEF_GM( return SkNEW(VerticesGM); )