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

gm/fontmgr.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 "SkCanvas.h"
 #include "SkFontMgr.h"
@@ skipping 170 matching lines @@
         }
     }
 
     void onDraw(SkCanvas* canvas) override {
         SkPaint paint;
         paint.setAntiAlias(true);
         paint.setLCDRenderText(true);
         paint.setSubpixelText(true);
         paint.setTextSize(17);
 
-        static const char* gNames[] = {
+        const char* gNames[] = {
             "Helvetica Neue", "Arial"
         };
 
         SkAutoTUnref<SkFontStyleSet> fset;
         for (size_t i = 0; i < SK_ARRAY_COUNT(gNames); ++i) {
             fset.reset(fFM->matchFamily(gNames[i]));
             if (fset->count() > 0) {
                 break;
             }
         }
@@ skipping 100 matching lines @@
 
 DEF_GM(return new FontMgrGM;)
 DEF_GM(return new FontMgrMatchGM;)
 DEF_GM(return new FontMgrBoundsGM(1.0, 0);)
 DEF_GM(return new FontMgrBoundsGM(0.75, 0);)
 DEF_GM(return new FontMgrBoundsGM(1.0, -0.25);)
 
 #ifdef SK_BUILD_FOR_WIN
 DEF_GM(return new FontMgrGM(SkFontMgr_New_DirectWrite());)
 #endif