Turn on quilt mode in DM.

gm/rects.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 "SkBlurDrawLooper.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
 #include "SkGradientShader.h"
 #include "SkMatrix.h"
 #include "SkTArray.h"
 
 namespace skiagm {
 
 class RectsGM : public GM {
 public:
     RectsGM() {
         this->setBGColor(0xFF000000);
         this->makePaints();
         this->makeMatrices();
         this->makeRects();
     }
 
 protected:
+    virtual uint32_t onGetFlags() const SK_OVERRIDE {
+        return kSkipTiled_Flag;
+    }
+
     virtual SkString onShortName() SK_OVERRIDE {
         return SkString("rects");
     }
 
     virtual SkISize onISize() SK_OVERRIDE {
         return make_isize(1200, 900);
     }
 
     void makePaints() {
         {
@@ skipping 254 matching lines @@
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new RectsGM; }
 static GMRegistry reg(MyFactory);
 
 }