Turn on quilt mode in DM.

gm/thinstrokedrects.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"
 
 namespace skiagm {
 
 // Draw rects with various stroke widths at 1/8 pixel increments
 class ThinStrokedRectsGM : public GM {
 public:
     ThinStrokedRectsGM() {
         this->setBGColor(0xFF000000);
     }
 
 protected:
+    virtual uint32_t onGetFlags() const SK_OVERRIDE {
+        return kSkipTiled_Flag;
+    }
+
     virtual SkString onShortName() SK_OVERRIDE {
         return SkString("thinstrokedrects");
     }
 
     virtual SkISize onISize() SK_OVERRIDE {
         return make_isize(240, 320);
     }
 
     virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
 
@@ skipping 39 matching lines @@
 
 private:
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM( return SkNEW(ThinStrokedRectsGM); )
 
 }