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

gm/emptypath.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 "SkPaint.h"
 #include "SkPath.h"
@@ skipping 26 matching lines @@
         canvas->clipRect(clip);
         canvas->drawPath(path, paint);
         canvas->restore();
     }
 
     virtual void onDraw(SkCanvas* canvas) {
         struct FillAndName {
             SkPath::FillType fFill;
             const char*      fName;
         };
-        static const FillAndName gFills[] = {
+        constexpr FillAndName gFills[] = {
             {SkPath::kWinding_FillType, "Winding"},
             {SkPath::kEvenOdd_FillType, "Even / Odd"},
             {SkPath::kInverseWinding_FillType, "Inverse Winding"},
             {SkPath::kInverseEvenOdd_FillType, "Inverse Even / Odd"},
         };
         struct StyleAndName {
             SkPaint::Style fStyle;
             const char*    fName;
         };
-        static const StyleAndName gStyles[] = {
+        constexpr StyleAndName gStyles[] = {
             {SkPaint::kFill_Style, "Fill"},
             {SkPaint::kStroke_Style, "Stroke"},
             {SkPaint::kStrokeAndFill_Style, "Stroke And Fill"},
         };
 
         SkPaint titlePaint;
         titlePaint.setColor(SK_ColorBLACK);
         titlePaint.setAntiAlias(true);
         sk_tool_utils::set_portable_typeface(&titlePaint);
         titlePaint.setTextSize(15 * SK_Scalar1);
@@ skipping 132 matching lines @@
             canvas->translate(0, 40);
         }
     }
 
 private:
     typedef GM INHERITED;
 };
 DEF_GM( return new EmptyStrokeGM; )
 
 }