Introduce IPC::Channel::Create*() to ensure it being heap-allocated.

content/common/child_process_host_impl.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 "content/common/child_process_host_impl.h"
 
 #include <limits>
 
 #include "base/atomic_sequence_num.h"
 #include "base/command_line.h"
@@ skipping 146 matching lines @@
   if (channel_)
     filter->OnFilterAdded(channel_.get());
 }
 
 void ChildProcessHostImpl::ForceShutdown() {
   Send(new ChildProcessMsg_Shutdown());
 }
 
 std::string ChildProcessHostImpl::CreateChannel() {
   channel_id_ = IPC::Channel::GenerateVerifiedChannelID(std::string());
-  channel_.reset(new IPC::Channel(
-      channel_id_, IPC::Channel::MODE_SERVER, this));
+  channel_ = IPC::Channel::CreateServer(channel_id_, this);
   if (!channel_->Connect())
     return std::string();
 
   for (size_t i = 0; i < filters_.size(); ++i)
     filters_[i]->OnFilterAdded(channel_.get());
 
   // Make sure these messages get sent first.
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   bool enabled = IPC::Logging::GetInstance()->Enabled();
   Send(new ChildProcessMsg_SetIPCLoggingEnabled(enabled));
@@ skipping 136 matching lines @@
     uint32 usage,
     gfx::GpuMemoryBufferHandle* handle) {
   handle->type = gfx::SHARED_MEMORY_BUFFER;
   AllocateSharedMemory(
       width * height * GpuMemoryBufferImpl::BytesPerPixel(internalformat),
       peer_handle_,
       &handle->handle);
 }
 
 }  // namespace content