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

gm/convexpolyclip.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 "SkBitmap.h"
@@ skipping 42 matching lines @@
         rect.inset(wScalar / 8, hScalar / 8);
         mat.preTranslate(6 * wScalar, 6 * hScalar);
         mat.postScale(SK_Scalar1 / 3, SK_Scalar1 / 3);
     }
 
     paint.setAntiAlias(true);
     sk_tool_utils::set_portable_typeface(&paint);
     paint.setTextSize(wScalar / 2.2f);
     paint.setShader(0);
     paint.setColor(sk_tool_utils::color_to_565(SK_ColorLTGRAY));
-    static const char kTxt[] = "Skia";
+    constexpr char kTxt[] = "Skia";
     SkPoint texPos = { wScalar / 17, hScalar / 2 + paint.getTextSize() / 2.5f };
     canvas.drawText(kTxt, SK_ARRAY_COUNT(kTxt)-1, texPos.fX, texPos.fY, paint);
     paint.setColor(SK_ColorBLACK);
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setStrokeWidth(SK_Scalar1);
     canvas.drawText(kTxt, SK_ARRAY_COUNT(kTxt)-1, texPos.fX, texPos.fY, paint);
     return bmp;
 }
 
 namespace skiagm {
@@ skipping 22 matching lines @@
 
     void onOnceBeforeDraw() override {
         SkPath tri;
         tri.moveTo(5.f, 5.f);
         tri.lineTo(100.f, 20.f);
         tri.lineTo(15.f, 100.f);
 
         fClips.addToTail()->setPath(tri);
 
         SkPath hexagon;
-        static const SkScalar kRadius = 45.f;
+        constexpr SkScalar kRadius = 45.f;
         const SkPoint center = { kRadius, kRadius };
         for (int i = 0; i < 6; ++i) {
             SkScalar angle = 2 * SK_ScalarPI * i / 6;
             SkPoint point;
             point.fY = SkScalarSinCos(angle, &point.fX);
             point.scale(kRadius);
             point = center + point;
             if (0 == i) {
                 hexagon.moveTo(point);
             } else {
@@ skipping 15 matching lines @@
         SkMatrix rotM;
         rotM.setRotate(23.f, rect.centerX(), rect.centerY());
         rotRect.transform(rotM);
         fClips.addToTail()->setPath(rotRect);
 
         fBmp = make_bmp(100, 100);
     }
 
     void onDraw(SkCanvas* canvas) override {
         SkScalar y = 0;
-        static const SkScalar kMargin = 10.f;
+        constexpr SkScalar kMargin = 10.f;
 
         SkPaint bgPaint;
         bgPaint.setAlpha(0x15);
         SkISize size = canvas->getDeviceSize();
         canvas->drawBitmapRect(fBmp, SkRect::MakeIWH(size.fWidth, size.fHeight), &bgPaint);
 
-        static const char kTxt[] = "Clip Me!";
+        constexpr char kTxt[] = "Clip Me!";
         SkPaint txtPaint;
         txtPaint.setTextSize(23.f);
         txtPaint.setAntiAlias(true);
         sk_tool_utils::set_portable_typeface(&txtPaint);
         txtPaint.setColor(sk_tool_utils::color_to_565(SK_ColorDKGRAY));
         SkScalar textW = txtPaint.measureText(kTxt, SK_ARRAY_COUNT(kTxt)-1);
 
         SkScalar startX = 0;
         int testLayers = kBench_Mode != this->getMode();
         for (int doLayer = 0; doLayer <= testLayers; ++doLayer) {
@@ skipping 132 matching lines @@
 
     typedef SkTLList<Clip, 1> ClipList;
     ClipList         fClips;
     SkBitmap         fBmp;
 
     typedef GM INHERITED;
 };
 
 DEF_GM(return new ConvexPolyClip;)
 }