Turn on quilt mode in DM.

gm/polygons.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 "SkPath.h"
 #include "SkRandom.h"
 #include "SkScalar.h"
 #include "SkTArray.h"
 
 namespace skiagm {
 
 // This GM tests a grab-bag of convex and concave polygons. They are triangles,
 // trapezoid, diamond, polygons with lots of edges, several concave polygons...
 // But rectangles are excluded.
 class PolygonsGM: public GM {
 public:
     PolygonsGM() {}
 
 protected:
+    virtual uint32_t onGetFlags() const SK_OVERRIDE {
+        return kSkipTiled_Flag;
+    }
+
     virtual SkString onShortName() SK_OVERRIDE {
         return SkString("polygons");
     }
 
     virtual SkISize onISize() SK_OVERRIDE {
         int width = kNumPolygons * kCellSize + 40;
         int height = (kNumJoins * kNumStrokeWidths + kNumExtraStyles) * kCellSize + 40;
         return SkISize::Make(width, height);
     }
 
@@ skipping 124 matching lines @@
 
     SkTArray<SkPath> fPolygons;
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new PolygonsGM;)
 
 }