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

third_party/WebKit/Source/platform/fonts/FontCache.cpp

 /*
  * Copyright (C) 2006, 2008 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 15 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "platform/fonts/FontCache.h"
 
 #include "platform/FontFamilyNames.h"
 
 #include "platform/Histogram.h"
 #include "platform/RuntimeEnabledFeatures.h"
+#include "platform/fonts/AcceptLanguagesResolver.h"
 #include "platform/fonts/AlternateFontFamily.h"
 #include "platform/fonts/FontCacheClient.h"
 #include "platform/fonts/FontCacheKey.h"
 #include "platform/fonts/FontDataCache.h"
 #include "platform/fonts/FontDescription.h"
 #include "platform/fonts/FontPlatformData.h"
 #include "platform/fonts/FontSmoothingMode.h"
 #include "platform/fonts/SimpleFontData.h"
 #include "platform/fonts/TextRenderingMode.h"
 #include "platform/fonts/opentype/OpenTypeVerticalData.h"
@@ skipping 108 matching lines @@
     if (result != fontVerticalDataCache.end())
         return result.get()->value;
 
     RefPtr<OpenTypeVerticalData> verticalData = OpenTypeVerticalData::create(platformData);
     if (!verticalData->isOpenType())
         verticalData.clear();
     fontVerticalDataCache.set(key, verticalData);
     return verticalData;
 }
 
+void FontCache::acceptLanguagesChanged(const String& acceptLanguages)
+{
+    AcceptLanguagesResolver::acceptLanguagesChanged(acceptLanguages);
+}
+
 static FontDataCache* gFontDataCache = 0;
 
 PassRefPtr<SimpleFontData> FontCache::getFontData(const FontDescription& fontDescription, const AtomicString& family, bool checkingAlternateName, ShouldRetain shouldRetain)
 {
     if (FontPlatformData* platformData = getFontPlatformData(fontDescription, FontFaceCreationParams(adjustFamilyNameToAvoidUnsupportedFonts(family)), checkingAlternateName))
         return fontDataFromFontPlatformData(platformData, shouldRetain);
 
     return nullptr;
 }
 
@@ skipping 220 matching lines @@
         iter != gFallbackListShaperCache->end();
         ++iter) {
         shapeResultCacheSize += iter->value->byteSize();
     }
     dump->addScalar("size", "bytes", shapeResultCacheSize);
     memoryDump->addSuballocation(dump->guid(), String(WTF::Partitions::kAllocatedObjectPoolName));
 }
 
 
 } // namespace blink