Replace a lot of 'static const' with 'constexpr' or 'const'.

gm/clippedbitmapshaders.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 "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 19 matching lines @@
     bmp.allocN32Pixels(2, 2);
     uint32_t* pixels = reinterpret_cast<uint32_t*>(bmp.getPixels());
     pixels[0] = SkPreMultiplyColor(SK_ColorRED);
     pixels[1] = SkPreMultiplyColor(SK_ColorGREEN);
     pixels[2] = SkPreMultiplyColor(SK_ColorBLACK);
     pixels[3] = SkPreMultiplyColor(SK_ColorBLUE);
 
     return bmp;
 }
 
-static const SkScalar RECT_SIZE = 64;
-static const SkScalar SLIDE_SIZE = 300;
+constexpr SkScalar RECT_SIZE = 64;
+constexpr SkScalar SLIDE_SIZE = 300;
 
 class ClippedBitmapShadersGM : public GM {
 public:
     ClippedBitmapShadersGM(SkShader::TileMode mode, bool hq=false)
     : fMode(mode), fHQ(hq) {
     }
 
 protected:
     SkShader::TileMode fMode;
     bool fHQ;
@@ skipping 64 matching lines @@
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kRepeat_TileMode); )
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kMirror_TileMode); )
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kClamp_TileMode); )
 
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kRepeat_TileMode, true); )
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kMirror_TileMode, true); )
 DEF_GM( return new ClippedBitmapShadersGM(SkShader::kClamp_TileMode, true); )
 
 
 }