PPAPI: Fix WebSocket Var ref leak receiving binary

ppapi/proxy/websocket_resource.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/proxy/websocket_resource.h"
 
 #include <set>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 405 matching lines @@
 }
 
 void WebSocketResource::OnPluginMsgReceiveBinaryReply(
     const ResourceMessageReplyParams& params,
     const std::vector<uint8_t>& message) {
   // Dispose packets after receiving an error or in invalid state.
   if (error_was_received_ || !InValidStateToReceive(state_))
     return;
 
   // Append received data to queue.
-  scoped_refptr<Var> message_var(ArrayBufferVar::FromPPVar(
-      PpapiGlobals::Get()->GetVarTracker()->MakeArrayBufferPPVar(
+  scoped_refptr<Var> message_var(
+      PpapiGlobals::Get()->GetVarTracker()->MakeArrayBufferVar(
           message.size(),
-          &message.front())));
+          &message.front()));
   received_messages_.push(message_var);
 
   if (!TrackedCallback::IsPending(receive_callback_))
     return;
 
   receive_callback_->Run(DoReceive());
 }
 
 void WebSocketResource::OnPluginMsgErrorReply(
     const ResourceMessageReplyParams& params) {
@@ skipping 34 matching lines @@
     return PP_OK;
 
   *receive_callback_var_ = received_messages_.front()->GetPPVar();
   received_messages_.pop();
   receive_callback_var_ = NULL;
   return PP_OK;
 }
 
 }  // namespace proxy
 }  // namespace ppapi