blink fonts: Load Android SkFontMgr on Linux.

third_party/WebKit/Source/platform/fonts/linux/FontCacheLinux.cpp

 /*
  * Copyright (C) 2012 Google 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 14 matching lines @@
 #include "platform/fonts/FontCache.h"
 
 #include "public/platform/linux/WebFallbackFont.h"
 #include "public/platform/linux/WebFontInfo.h"
 #include "public/platform/linux/WebSandboxSupport.h"
 #include "public/platform/Platform.h"
 #include "wtf/text/CString.h"
 
 namespace blink {
 
+FontCache::FontCache()
+    : m_purgePreventCount(0)
+{
+    if (s_fontManager) {
+        adopted(s_fontManager);
+        m_fontManager = s_fontManager;
+    } else {
+        m_fontManager = nullptr;
+    }
+}
+
 void FontCache::getFontForCharacter(UChar32 c, const char* preferredLocale, FontCache::PlatformFallbackFont* fallbackFont)
 {
     WebFallbackFont webFallbackFont;
     if (Platform::current()->sandboxSupport())
         Platform::current()->sandboxSupport()->getFallbackFontForCharacter(c, preferredLocale, &webFallbackFont);
     else
         WebFontInfo::fallbackFontForChar(c, preferredLocale, &webFallbackFont);
     fallbackFont->name = String::fromUTF8(CString(webFallbackFont.name));
     fallbackFont->filename = webFallbackFont.filename;
     fallbackFont->fontconfigInterfaceId = webFallbackFont.fontconfigInterfaceId;
     fallbackFont->ttcIndex = webFallbackFont.ttcIndex;
     fallbackFont->isBold = webFallbackFont.isBold;
     fallbackFont->isItalic = webFallbackFont.isItalic;
 }
 
 } // namespace blink