make gm background colors 565 compatible

gm/shadows.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 "SkBlurMask.h"
 #include "SkBlurDrawLooper.h"
@@ skipping 12 matching lines @@
     }
 }
 
 class ShadowsGM : public GM {
 public:
     SkPath fCirclePath;
     SkRect fRect;
 
 protected:
     void onOnceBeforeDraw() override {
-        this->setBGColor(0xFFDDDDDD);
+        this->setBGColor(sk_tool_utils::color_to_565(0xFFDDDDDD));
         fCirclePath.addCircle(SkIntToScalar(20), SkIntToScalar(20), SkIntToScalar(10) );
         fRect.set(SkIntToScalar(10), SkIntToScalar(10),
                   SkIntToScalar(30), SkIntToScalar(30));
     }
 
     virtual SkString onShortName() {
         return SkString("shadows");
     }
 
     virtual SkISize onISize() {
@@ skipping 74 matching lines @@
 private:
     typedef GM INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new ShadowsGM; }
 static GMRegistry reg(MyFactory);
 
 }