make pixelsnap textblob* etc gm portable

gm/roundrects.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 "SkTArray.h"
@@ skipping 115 matching lines @@
         fMatrices.push_back(m);
         }
     }
 
     SkColor genColor(SkRandom* rand) {
         SkScalar hsv[3];
         hsv[0] = rand->nextRangeF(0.0f, 360.0f);
         hsv[1] = rand->nextRangeF(0.75f, 1.0f);
         hsv[2] = rand->nextRangeF(0.75f, 1.0f);
 
-        return SkHSVToColor(hsv);
+        return sk_tool_utils::color_to_565(SkHSVToColor(hsv));
     }
 
     void onDraw(SkCanvas* canvas) override {
         SkRandom rand(1);
         canvas->translate(20 * SK_Scalar1, 20 * SK_Scalar1);
         SkRect rect = SkRect::MakeLTRB(-20, -30, 20, 30);
         SkRRect circleRect;
         circleRect.setRectXY(rect, 5, 5);
 
         const SkScalar kXStart = 60.0f;
         const SkScalar kYStart = 80.0f;
         const int kXStep = 150;
         const int kYStep = 160;
         int maxX = fMatrices.count();
 
         SkPaint rectPaint;
         rectPaint.setAntiAlias(true);
         rectPaint.setStyle(SkPaint::kStroke_Style);
         rectPaint.setStrokeWidth(SkIntToScalar(0));
-        rectPaint.setColor(SK_ColorLTGRAY);
+        rectPaint.setColor(sk_tool_utils::color_to_565(SK_ColorLTGRAY));
 
         int testCount = 0;
         for (int i = 0; i < fPaints.count(); ++i) {
             for (int j = 0; j < fMatrices.count(); ++j) {
                 canvas->save();
                 SkMatrix mat = fMatrices[j];
                 // position the roundrect, and make it at off-integer coords.
                 mat.postTranslate(kXStart + SK_Scalar1 * kXStep * (testCount % maxX) +
                                   SK_Scalar1 / 4,
                                   kYStart + SK_Scalar1 * kYStep * (testCount / maxX) +
@@ skipping 164 matching lines @@
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new RoundRectGM; }
 static GMRegistry reg(MyFactory);
 
 }