Make the Pepper proxy support in-process font rendering.

content/ppapi_plugin/ppapi_thread.cc

Index: content/ppapi_plugin/ppapi_thread.cc
===================================================================
--- content/ppapi_plugin/ppapi_thread.cc	(revision 84549)
+++ content/ppapi_plugin/ppapi_thread.cc	(working copy)
@@ -11,6 +11,7 @@
 #include "content/common/child_process.h"
 #include "content/ppapi_plugin/broker_process_dispatcher.h"
 #include "content/ppapi_plugin/plugin_process_dispatcher.h"
+#include "content/ppapi_plugin/ppapi_webkit_thread.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_sync_channel.h"
 #include "ppapi/c/pp_errors.h"
@@ -80,6 +81,13 @@
   return &globally_seen_instance_ids_;
 }
 
+void PpapiThread::PostToWebKitThread(const tracked_objects::Location& from_here,
+                                     const base::Closure& task) {
+  if (!webkit_thread_.get())
+    webkit_thread_.reset(new PpapiWebKitThread);
+  webkit_thread_->PostTask(from_here, task);
+}
+
 void PpapiThread::OnMsgLoadPlugin(const FilePath& path) {
   base::ScopedNativeLibrary library(base::LoadNativeLibrary(path, NULL));