make tests portable by using 565 compatible colors

gm/simpleaaclip.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"
@@ skipping 130 matching lines @@
 
     void onDraw(SkCanvas* canvas) override {
 
         static const struct {
             SkColor         fColor;
             const char*     fName;
             SkRegion::Op    fOp;
         } gOps[] = {
             { SK_ColorBLACK,    "Difference", SkRegion::kDifference_Op    },
             { SK_ColorRED,      "Intersect",  SkRegion::kIntersect_Op     },
-            { 0xFF008800,       "Union",      SkRegion::kUnion_Op         },
+            { sk_tool_utils::color_to_565(0xFF008800), "Union", SkRegion::kUnion_Op },
             { SK_ColorGREEN,    "Rev Diff",   SkRegion::kReverseDifference_Op },
             { SK_ColorYELLOW,   "Replace",    SkRegion::kReplace_Op       },
             { SK_ColorBLUE,     "XOR",        SkRegion::kXOR_Op           },
         };
 
         SkPaint textPaint;
         textPaint.setAntiAlias(true);
         sk_tool_utils::set_portable_typeface(&textPaint);
         textPaint.setTextSize(SK_Scalar1*24);
         int xOff = 0;
@@ skipping 32 matching lines @@
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 // rects
 DEF_GM( return new SimpleClipGM(SimpleClipGM::kRect_GeomType); )
 DEF_GM( return new SimpleClipGM(SimpleClipGM::kPath_GeomType); )
 DEF_GM( return new SimpleClipGM(SimpleClipGM::kAAClip_GeomType); )
 
 }