Always use ChannelMojo for content child processes.

tools/ipc_fuzzer/message_replay/replay_process.cc

 // Copyright 2013 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 "tools/ipc_fuzzer/message_replay/replay_process.h"
 
 #include <limits.h>
 #include <string>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/posix/global_descriptors.h"
 #include "base/run_loop.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_switches.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/mojo_channel_switches.h"
 #include "ipc/ipc_channel_mojo.h"
 #include "ipc/ipc_descriptors.h"
-#include "ipc/ipc_switches.h"
 #include "mojo/edk/embedder/embedder.h"
 #include "mojo/edk/embedder/platform_channel_pair.h"
 #include "mojo/edk/embedder/scoped_ipc_support.h"
 
 #if defined(OS_POSIX)
 #include "content/public/common/content_descriptors.h"
 #endif
 
 namespace ipc_fuzzer {
 
@@ skipping 63 matching lines @@
 #endif
 
   mojo_ipc_support_.reset(
       new mojo::edk::ScopedIPCSupport(io_thread_.task_runner()));
   InitializeMojoIPCChannel();
 
   return true;
 }
 
 void ReplayProcess::OpenChannel() {
-  // TODO(morrita): As the adoption of ChannelMojo spreads, this
-  // criteria has to be updated.
-  std::string process_type =
-      base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
-          switches::kProcessType);
-  bool should_use_mojo = process_type == switches::kRendererProcess;
-  if (should_use_mojo) {
-    std::string token =
-        base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
-            switches::kMojoChannelToken);
-    channel_ = IPC::ChannelProxy::Create(
-        IPC::ChannelMojo::CreateClientFactory(
-            mojo::edk::CreateChildMessagePipe(
-                base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
-                    switches::kMojoChannelToken)),
-            io_thread_.task_runner()),
-        this, io_thread_.task_runner());
-  } else {
-    std::string channel_name =
-        base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
-            switches::kProcessChannelID);
-    channel_ =
-        IPC::ChannelProxy::Create(channel_name, IPC::Channel::MODE_CLIENT, this,
-                                  io_thread_.task_runner());
-  }
+  channel_ = IPC::ChannelProxy::Create(
+      IPC::ChannelMojo::CreateClientFactory(
+          mojo::edk::CreateChildMessagePipe(
+              base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
+                  switches::kMojoChannelToken)),
+          io_thread_.task_runner()),
+      this, io_thread_.task_runner());
 }
 
 bool ReplayProcess::OpenTestcase() {
   base::FilePath path =
       base::CommandLine::ForCurrentProcess()->GetSwitchValuePath(
           switches::kIpcFuzzerTestcase);
   return MessageFile::Read(path, &messages_);
 }
 
 void ReplayProcess::SendNextMessage() {
@@ skipping 26 matching lines @@
   return true;
 }
 
 void ReplayProcess::OnChannelError() {
   LOG(ERROR) << "Channel error, quitting after "
              << message_index_ << " messages";
   base::MessageLoop::current()->QuitWhenIdle();
 }
 
 }  // namespace ipc_fuzzer