replace COMPILE_ASSERT with static_assert in platform/

Source/platform/fonts/FontDescription.cpp

 /*
  * Copyright (C) 2007 Nicholas Shanks <contact@nickshanks.com>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 28 matching lines @@
 struct SameSizeAsFontDescription {
     FontFamily familyList;
     RefPtr<FontFeatureSettings> m_featureSettings;
     String locale;
     float sizes[4];
     // FXIME: Make them fit into one word.
     uint32_t bitfields;
     uint32_t bitfields2 : 7;
 };
 
-COMPILE_ASSERT(sizeof(FontDescription) == sizeof(SameSizeAsFontDescription), FontDescription_should_stay_small);
+static_assert(sizeof(FontDescription) == sizeof(SameSizeAsFontDescription), "FontDescription should stay small");
 
 TypesettingFeatures FontDescription::s_defaultTypesettingFeatures = 0;
 
 bool FontDescription::s_useSubpixelTextPositioning = false;
 
 FontWeight FontDescription::lighterWeight(FontWeight weight)
 {
     switch (weight) {
         case FontWeight100:
         case FontWeight200:
@@ skipping 158 matching lines @@
 
         if (discretionaryLigaturesState() == FontDescription::EnabledLigaturesState
             || historicalLigaturesState() == FontDescription::EnabledLigaturesState
             || contextualLigaturesState() == FontDescription::EnabledLigaturesState) {
             m_typesettingFeatures |= blink::Ligatures;
         }
     }
 }
 
 } // namespace blink