make tests portable by using 565 compatible colors

gm/hairmodes.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 "SkCanvas.h"
 #include "SkColorPriv.h"
@@ skipping 44 matching lines @@
         canvas->drawLine(W/2, H/2, W/2 + x, H/2 + y, paint);
     }
 
     return H;
 }
 
 static SkShader* make_bg_shader() {
     SkBitmap bm;
     bm.allocN32Pixels(2, 2);
     *bm.getAddr32(0, 0) = *bm.getAddr32(1, 1) = 0xFFFFFFFF;
-    *bm.getAddr32(1, 0) = *bm.getAddr32(0, 1) = SkPackARGB32(0xFF, 0xCC, 0xCC, 0xCC);
+    *bm.getAddr32(1, 0) = *bm.getAddr32(0, 1) = SkPackARGB32(0xFF, 0xCE, 0xCF, 0xCE);
 
     SkMatrix m;
     m.setScale(SkIntToScalar(6), SkIntToScalar(6));
     return SkShader::CreateBitmapShader(bm,
                                         SkShader::kRepeat_TileMode,
                                         SkShader::kRepeat_TileMode,
                                         &m);
 }
 
 namespace skiagm {
@@ skipping 48 matching lines @@
     private:
         typedef GM INHERITED;
     };
 
     //////////////////////////////////////////////////////////////////////////////
 
     static GM* MyFactory(void*) { return new HairModesGM; }
     static GMRegistry reg(MyFactory);
 
 }