Pepper proxy: make the browser sender handle the proxy lock properly.

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 7ee63f64f2a8ab14734fe2bccc65dd408f7d59d1..e366b9b312409fdfeb211012b45da03e2814aad5 100644
--- a/content/ppapi_plugin/ppapi_thread.cc
+++ b/content/ppapi_plugin/ppapi_thread.cc
@@ -73,6 +73,14 @@ PpapiThread::~PpapiThread() {
   WebKit::shutdown();
 }
 
+bool PpapiThread::Send(IPC::Message* msg) {
+  // Allow access from multiple threads.
+  if (MessageLoop::current() == message_loop())
+    return ChildThread::Send(msg);
+
+  return sync_message_filter()->Send(msg);
+}
+
 // The "regular" ChildThread implements this function and does some standard
 // dispatching, then uses the message router. We don't actually need any of
 // this so this function just overrides that one.
@@ -154,13 +162,6 @@ std::set<PP_Instance>* PpapiThread::GetGloballySeenInstanceIDSet() {
   return &globally_seen_instance_ids_;
 }
 
-bool PpapiThread::SendToBrowser(IPC::Message* msg) {
-  if (MessageLoop::current() == message_loop())
-    return ChildThread::Send(msg);
-
-  return sync_message_filter()->Send(msg);
-}
-
 IPC::Sender* PpapiThread::GetBrowserSender() {
   return this;
 }