make pixelsnap textblob* etc gm portable

gm/pathinterior.cpp

 /*
  * Copyright 2012 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 "SkGraphics.h"
@@ skipping 26 matching lines @@
         SkPaint paint;
         paint.setAntiAlias(true);
 
         SkRect rect;
 #if 0
         bool hasInterior = path.hasRectangularInterior(&rect);
 #else
         bool hasInterior = false;
 #endif
 
-        paint.setColor(hasInterior ? 0xFF8888FF : SK_ColorGRAY);
+        paint.setColor(sk_tool_utils::color_to_565(hasInterior ? 0xFF8888FF : SK_ColorGRAY));
         canvas->drawPath(path, paint);
         paint.setStyle(SkPaint::kStroke_Style);
         paint.setColor(SK_ColorRED);
         canvas->drawPath(path, paint);
 
         if (hasInterior) {
             paint.setStyle(SkPaint::kFill_Style);
             paint.setColor(0x8800FF00);
             canvas->drawRect(rect, paint);
         }
@@ skipping 46 matching lines @@
 
 private:
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static skiagm::GM* MyFactory(void*) { return new PathInteriorGM; }
 static skiagm::GMRegistry reg(MyFactory);