Update ChannelReader to use AttachmentBroker.

ipc/ipc_channel_nacl.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 "ipc/ipc_channel_nacl.h"
 
 #include <errno.h>
 #include <stddef.h>
 #include <sys/types.h>
 
@@ skipping 332 matching lines @@
       // the code simple).
       std::copy(vec->begin(), vec->begin() + bytes_to_read,
                 buffer + *bytes_read);
       vec->erase(vec->begin(), vec->begin() + bytes_to_read);
       *bytes_read += bytes_to_read;
     }
   }
   return READ_SUCCEEDED;
 }
 
-bool ChannelNacl::WillDispatchInputMessage(Message* msg) {
+bool ChannelNacl::ShouldDispatchInputMessage(Message* msg) {
+  return true;
+}
+
+bool ChannelNacl::GetNonBrokeredAttachments(Message* msg) {
   uint16 header_fds = msg->header()->num_fds;
   CHECK(header_fds == input_fds_.size());
   if (header_fds == 0)
     return true;  // Nothing to do.
 
   // The shenaniganery below with &foo.front() requires input_fds_ to have
   // contiguous underlying storage (such as a simple array or a std::vector).
   // This is why the header warns not to make input_fds_ a deque<>.
   msg->attachment_set()->AddDescriptorsToOwn(&input_fds_.front(), header_fds);
   input_fds_.clear();
@@ skipping 16 matching lines @@
 // static
 scoped_ptr<Channel> Channel::Create(const IPC::ChannelHandle& channel_handle,
                                     Mode mode,
                                     Listener* listener,
                                     AttachmentBroker* broker) {
   return scoped_ptr<Channel>(
       new ChannelNacl(channel_handle, mode, listener, broker));
 }
 
 }  // namespace IPC