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

gm/strokerect.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"
 #include "SkPath.h"
@@ skipping 45 matching lines @@
     }
 
     void onDraw(SkCanvas* canvas) override {
         canvas->drawColor(SK_ColorWHITE);
         canvas->translate(STROKE_WIDTH*3/2, STROKE_WIDTH*3/2);
 
         SkPaint paint;
         paint.setStyle(SkPaint::kStroke_Style);
         paint.setStrokeWidth(STROKE_WIDTH);
 
-        static const SkPaint::Join gJoins[] = {
+        constexpr SkPaint::Join gJoins[] = {
             SkPaint::kMiter_Join, SkPaint::kRound_Join, SkPaint::kBevel_Join
         };
 
-        static const SkScalar W = 80;
-        static const SkScalar H = 80;
-        static const SkRect gRects[] = {
+        constexpr SkScalar W = 80;
+        constexpr SkScalar H = 80;
+        constexpr SkRect gRects[] = {
             { 0, 0, W, H },
             { W, 0, 0, H },
             { 0, H, W, 0 },
             { 0, 0, STROKE_WIDTH, H },
             { 0, 0, W, STROKE_WIDTH },
             { 0, 0, STROKE_WIDTH/2, STROKE_WIDTH/2 },
             { 0, 0, W, 0 },
             { 0, 0, 0, H },
             { 0, 0, 0, 0 },
             { 0, 0, W, FLT_EPSILON },
@@ skipping 37 matching lines @@
  */
 DEF_SIMPLE_GM(strokerect_anisotropic_5408, canvas, 200, 50) {
     SkPaint p;
     p.setStyle(SkPaint::kStroke_Style);
     p.setStrokeWidth(6);
 
     canvas->scale(10, 1);
     SkRect r = SkRect::MakeXYWH(5, 20, 10, 10);
     canvas->drawRect(r, p);
 }