Take Accept-Language into account in CJK font fallback for Android/Win

third_party/WebKit/Source/platform/fonts/mac/FontCacheMac.mm

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  *
  * 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 78 matching lines @@
 void FontCache::platformInit()
 {
     CFNotificationCenterAddObserver(CFNotificationCenterGetLocalCenter(), this, fontCacheRegisteredFontsChangedNotificationCallback, kCTFontManagerRegisteredFontsChangedNotification, 0, CFNotificationSuspensionBehaviorDeliverImmediately);
 }
 
 static inline bool isAppKitFontWeightBold(NSInteger appKitFontWeight)
 {
     return appKitFontWeight >= 7;
 }
 
-void FontCache::acceptLanguagesChanged(const String&) {}
-
 PassRefPtr<SimpleFontData> FontCache::fallbackFontForCharacter(const FontDescription& fontDescription, UChar32 character, const SimpleFontData* fontDataToSubstitute)
 {
     // FIXME: We should fix getFallbackFamily to take a UChar32
     // and remove this split-to-UChar16 code.
     UChar codeUnits[2];
     int codeUnitsLength;
     if (character <= 0xFFFF) {
         codeUnits[0] = character;
         codeUnitsLength = 1;
     } else {
@@ skipping 133 matching lines @@
         for (size_t i = 0; i < WTF_ARRAY_LENGTH(kSymbolsAndMathFontsMac); ++i)
             returnVector.append(kSymbolsAndMathFontsMac[i]);
         break;
     default:
         ASSERT_NOT_REACHED();
     }
     return returnVector;
 }
 
 } // namespace blink