PPAPI: Make blocking completion callbacks work.

webkit/plugins/ppapi/ppb_transport_impl.h

Index: webkit/plugins/ppapi/ppb_transport_impl.h
diff --git a/webkit/plugins/ppapi/ppb_transport_impl.h b/webkit/plugins/ppapi/ppb_transport_impl.h
index 34393e4297976964b6c2bd743f7381325a2167c8..0af5c5dbc945d6a2745373a1350aea72cf6185e1 100644
--- a/webkit/plugins/ppapi/ppb_transport_impl.h
+++ b/webkit/plugins/ppapi/ppb_transport_impl.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -36,14 +36,19 @@ class PPB_Transport_Impl : public ::ppapi::Resource,
   virtual PP_Bool IsWritable() OVERRIDE;
   virtual int32_t SetProperty(PP_TransportProperty property,
                               PP_Var value) OVERRIDE;
-  virtual int32_t Connect(PP_CompletionCallback callback) OVERRIDE;
-  virtual int32_t GetNextAddress(PP_Var* address,
-                                 PP_CompletionCallback callback) OVERRIDE;
+  virtual int32_t Connect(
+      scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
+  virtual int32_t GetNextAddress(
+      PP_Var* address,
+      scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
   virtual int32_t ReceiveRemoteAddress(PP_Var address) OVERRIDE;
-  virtual int32_t Recv(void* data, uint32_t len,
-                       PP_CompletionCallback callback) OVERRIDE;
-  virtual int32_t Send(const void* data, uint32_t len,
-                       PP_CompletionCallback callback) OVERRIDE;
+  virtual int32_t Recv(void* data,
+                  uint32_t len,
+                  scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
+  virtual int32_t Send(
+      const void* data,
+      uint32_t len,
+      scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
   virtual int32_t Close() OVERRIDE;
 
   // webkit_glue::P2PTransport::EventHandler implementation.