move BrowserFontResource_Trusted to content/child

content/ppapi_plugin/ppapi_thread.cc

Index: content/ppapi_plugin/ppapi_thread.cc
diff --git a/content/ppapi_plugin/ppapi_thread.cc b/content/ppapi_plugin/ppapi_thread.cc
index 43e739cf312174d540c63d4a4543701a72bd1287..370e465bd512dd38cc41c3c8555499ac3a2543f3 100644
--- a/content/ppapi_plugin/ppapi_thread.cc
+++ b/content/ppapi_plugin/ppapi_thread.cc
@@ -15,6 +15,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/platform_thread.h"
 #include "base/time/time.h"
+#include "content/child/browser_font_resource_trusted.h"
 #include "content/child/child_process.h"
 #include "content/common/child_process_messages.h"
 #include "content/common/sandbox_util.h"
@@ -209,6 +210,17 @@ void PpapiThread::SetActiveURL(const std::string& url) {
   GetContentClient()->SetActiveURL(GURL(url));
 }
 
+PP_Resource PpapiThread::CreateBrowserFont(
+    ppapi::proxy::Connection connection,
+    PP_Instance instance,
+    const PP_BrowserFont_Trusted_Description& desc,
+    const ppapi::Preferences& prefs) {
+  if (!BrowserFontResource_Trusted::IsPPFontDescriptionValid(desc))
+    return 0;
+  return (new BrowserFontResource_Trusted(
+        connection, instance, desc, prefs))->GetReference();
+}
+
 uint32 PpapiThread::Register(ppapi::proxy::PluginDispatcher* plugin_dispatcher) {
   if (!plugin_dispatcher ||
       plugin_dispatchers_.size() >= std::numeric_limits<uint32>::max()) {