Update mojo sdk to rev f6c8ec07c01deebc13178d516225fd12695c3dc2

mojo/edk/system/channel_endpoint_client.h

 // Copyright 2014 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.
 
 #ifndef MOJO_EDK_SYSTEM_CHANNEL_ENDPOINT_CLIENT_H_
 #define MOJO_EDK_SYSTEM_CHANNEL_ENDPOINT_CLIENT_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 20 matching lines @@
 // after |ChannelEndpoint::DetachFromClient()| has been called (so the
 // |ChannelEndpoint| has apparently relinquished its pointer to the
 // |ChannelEndpointClient|).
 class MOJO_SYSTEM_IMPL_EXPORT ChannelEndpointClient
     : public base::RefCountedThreadSafe<ChannelEndpointClient> {
  public:
   // Called by |ChannelEndpoint| in response to its |OnReadMessage()|, which is
   // called by |Channel| when it receives a message for the |ChannelEndpoint|.
   // (|port| is the value passed to |ChannelEndpoint|'s constructor as
   // |client_port|.)
-  virtual void OnReadMessage(unsigned port,
-                             scoped_ptr<MessageInTransit> message) = 0;
+  //
+  // This should return true if it accepted (and took ownership of) |message|.
+  virtual bool OnReadMessage(unsigned port, MessageInTransit* message) = 0;
 
   // Called by |ChannelEndpoint| when the |Channel| is relinquishing its pointer
   // to the |ChannelEndpoint| (and vice versa). After this is called,
   // |OnReadMessage()| will no longer be called.
   virtual void OnDetachFromChannel(unsigned port) = 0;
 
  protected:
   ChannelEndpointClient() {}
 
   virtual ~ChannelEndpointClient() {}
   friend class base::RefCountedThreadSafe<ChannelEndpointClient>;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ChannelEndpointClient);
 };
 
 }  // namespace system
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_CHANNEL_ENDPOINT_CLIENT_H_