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

gm/gradients_no_texture.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 "SkGradientShader.h"
 
 using namespace skiagm;
 
 struct GradData {
     int             fCount;
     const SkColor*  fColors;
     const SkScalar* fPos;
 };
 
-static const SkColor gColors[] = {
+constexpr SkColor gColors[] = {
     SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE,
 };
 
-static const GradData gGradData[] = {
+constexpr GradData gGradData[] = {
     { 1, gColors, nullptr },
     { 2, gColors, nullptr },
     { 3, gColors, nullptr },
     { 4, gColors, nullptr },
 };
 
 static sk_sp<SkShader> MakeLinear(const SkPoint pts[2], const GradData& data, SkShader::TileMode tm) {
     return SkGradientShader::MakeLinear(pts, data.fColors, data.fPos, data.fCount, tm);
 }
 
@@ skipping 31 matching lines @@
     center1.set(pts[1].fX - radius1, pts[1].fY - radius1);
     return SkGradientShader::MakeTwoPointConical(center1, radius1,
                                                    center0, radius0,
                                                    data.fColors, data.fPos,
                                                    data.fCount, tm);
 }
 
 
 typedef sk_sp<SkShader> (*GradMaker)(const SkPoint pts[2], const GradData& data, SkShader::TileMode tm);
 
-static const GradMaker gGradMakers[] = {
+constexpr GradMaker gGradMakers[] = {
     MakeLinear, MakeRadial, MakeSweep, Make2Radial, Make2Conical,
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 class GradientsNoTextureGM : public GM {
 public:
     GradientsNoTextureGM(bool dither) : fDither(dither) {
         this->setBGColor(sk_tool_utils::color_to_565(0xFFDDDDDD));
     }
 
 protected:
 
     SkString onShortName() override {
         return SkString(fDither ? "gradients_no_texture" : "gradients_no_texture_nodither");
     }
 
     SkISize onISize() override { return SkISize::Make(640, 615); }
 
     void onDraw(SkCanvas* canvas) override {
-        static const SkPoint kPts[2] = { { 0, 0 },
+        constexpr SkPoint kPts[2] = { { 0, 0 },
                                          { SkIntToScalar(50), SkIntToScalar(50) } };
-        static const SkShader::TileMode kTM = SkShader::kClamp_TileMode;
+        constexpr SkShader::TileMode kTM = SkShader::kClamp_TileMode;
         SkRect kRect = { 0, 0, SkIntToScalar(50), SkIntToScalar(50) };
         SkPaint paint;
         paint.setAntiAlias(true);
         paint.setDither(fDither);
 
         canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
-        static const uint8_t kAlphas[] = { 0xff, 0x40 };
+        constexpr uint8_t kAlphas[] = { 0xff, 0x40 };
         for (size_t a = 0; a < SK_ARRAY_COUNT(kAlphas); ++a) {
             for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); ++i) {
                 canvas->save();
                 for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); ++j) {
                     paint.setShader(gGradMakers[j](kPts, gGradData[i], kTM));
                     paint.setAlpha(kAlphas[a]);
                     canvas->drawRect(kRect, paint);
                     canvas->translate(0, SkIntToScalar(kRect.height() + 20));
                 }
                 canvas->restore();
@@ skipping 159 matching lines @@
 
     typedef GM INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new GradientsNoTextureGM(true);)
 DEF_GM(return new GradientsNoTextureGM(false);)
 DEF_GM(return new GradientsManyColorsGM(true);)
 DEF_GM(return new GradientsManyColorsGM(false);)