Linux: plumb fontconfig call out to the sandbox host.

webkit/api/src/ChromiumBridge.cpp

Index: webkit/api/src/ChromiumBridge.cpp
diff --git a/webkit/api/src/ChromiumBridge.cpp b/webkit/api/src/ChromiumBridge.cpp
index a544baa0d5379a7bbefb5e63aa6afc10b41965dd..3fdef0abd2c6c238a68dbb605660e185953167fa 100644
--- a/webkit/api/src/ChromiumBridge.cpp
+++ b/webkit/api/src/ChromiumBridge.cpp
@@ -49,6 +49,11 @@
 #include "WebThemeEngine.h"
 #endif
 
+#if PLATFORM(LINUX)
+#include "WebSandboxSupport.h"
+#include "WebFontInfo.h"
+#endif
+
 #include "BitmapImage.h"
 #include "GraphicsContext.h"
 #include "KURL.h"
@@ -145,7 +150,7 @@ void ChromiumBridge::prefetchDNS(const String& hostname)
 
 // Font -----------------------------------------------------------------------
 
-#if defined(OS_WIN)
+#if PLATFORM(WIN_OS)
 bool ChromiumBridge::ensureFontLoaded(HFONT font)
 {
     WebSandboxSupport* ss = webKitClient()->sandboxSupport();
@@ -156,6 +161,16 @@ bool ChromiumBridge::ensureFontLoaded(HFONT font)
 }
 #endif
 
+#if PLATFORM(LINUX)
+String ChromiumBridge::getFontFamilyForCharacters(const UChar* characters, size_t numCharacters)
+{
+    if (webKitClient()->sandboxSupport())
+        return webKitClient()->sandboxSupport()->getFontFamilyForCharacters(characters, numCharacters);
+    else
+        return WebFontInfo::familyForChars(characters, numCharacters);
+}
+#endif
+
 // Language -------------------------------------------------------------------
 
 String ChromiumBridge::computedDefaultLanguage()