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

gm/patchgrid.cpp

 /*
  * Copyright 2014 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 "SkPatchGrid.h"
 
@@ skipping 87 matching lines @@
 
         SkPoint vrtCtrl[6][5] = {
             {{50,75},{150,75},{250,75},{350,75},{450,75}},
             {{50,125},{150,125},{250,125},{350,125},{450,125}},
             {{50,175},{150,175},{220,225},{350,175},{470,225}},
             {{50,225},{150,225},{220,175},{350,225},{470,155}},
             {{50,275},{150,275},{250,275},{350,275},{400,305}},
             {{50,325},{150,325},{250,325},{350,325},{450,325}}
         };
 
-        static const int kRows = 3;
-        static const int kCols = 4;
+        constexpr int kRows = 3;
+        constexpr int kCols = 4;
 
         canvas->scale(3, 3);
         SkPatchGrid grid(kRows, kCols, SkPatchGrid::kColors_VertexType, nullptr);
         for (int i = 0; i < kRows; i++) {
             for (int j = 0; j < kCols; j++) {
                 SkPoint points[12];
 
                 //set corners
                 points[SkPatchUtils::kTopP0_CubicCtrlPts] = vertices[i][j];
                 points[SkPatchUtils::kTopP3_CubicCtrlPts] = vertices[i][j + 1];
@@ skipping 30 matching lines @@
             }
         }
     }
 
 private:
     typedef GM INHERITED;
 };
 
 DEF_GM(return new SkPatchGridGM;)
 }