Use ChannelMojo for the utility process.

content/browser/utility_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/browser/utility_process_host_impl.h"
 
 #include <utility>
 
 #include "base/base_switches.h"
 #include "base/bind.h"
@@ skipping 238 matching lines @@
 
   if (is_batch_mode_)
     return true;
 
   // Name must be set or metrics_service will crash in any test which
   // launches a UtilityProcessHost.
   process_.reset(new BrowserChildProcessHostImpl(PROCESS_TYPE_UTILITY, this,
                                                  child_token_));
   process_->SetName(name_);
 
-  std::string channel_id = process_->GetHost()->CreateChannel();
-  if (channel_id.empty()) {
+  std::string mojo_channel_token =
+      process_->GetHost()->CreateChannelMojo(child_token_);
+  if (mojo_channel_token.empty()) {
     NotifyAndDelete(LAUNCH_RESULT_FAILURE);
     return false;
   }
 
   if (RenderProcessHost::run_renderer_in_process()) {
     DCHECK(g_utility_main_thread_factory);
     // See comment in RenderProcessHostImpl::Init() for the background on why we
     // support single process mode this way.
     in_process_thread_.reset(
         g_utility_main_thread_factory(InProcessChildThreadParams(
-            channel_id, BrowserThread::UnsafeGetMessageLoopForThread(
+            std::string(), BrowserThread::UnsafeGetMessageLoopForThread(
                             BrowserThread::IO)->task_runner(),
-            std::string(), mojo_application_host_->GetToken())));
+            mojo_channel_token, mojo_application_host_->GetToken())));
     in_process_thread_->Start();
   } else {
     const base::CommandLine& browser_command_line =
         *base::CommandLine::ForCurrentProcess();
 
     bool has_cmd_prefix = browser_command_line.HasSwitch(
         switches::kUtilityCmdPrefix);
 
     #if defined(OS_ANDROID)
       // readlink("/prof/self/exe") sometimes fails on Android at startup.
@@ skipping 16 matching lines @@
       if (exe_path.empty()) {
         NOTREACHED() << "Unable to get utility process binary name.";
         return false;
       }
 
       base::CommandLine* cmd_line = new base::CommandLine(exe_path);
     #endif
 
     cmd_line->AppendSwitchASCII(switches::kProcessType,
                                 switches::kUtilityProcess);
-    cmd_line->AppendSwitchASCII(switches::kProcessChannelID, channel_id);
+    cmd_line->AppendSwitchASCII(switches::kMojoChannelToken,
+                                mojo_channel_token);
     std::string locale = GetContentClient()->browser()->GetApplicationLocale();
     cmd_line->AppendSwitchASCII(switches::kLang, locale);
 
 #if defined(OS_WIN)
     if (GetContentClient()->browser()->ShouldUseWindowsPrefetchArgument())
       cmd_line->AppendArg(switches::kPrefetchArgumentOther);
 #endif  // defined(OS_WIN)
 
     if (no_sandbox_)
       cmd_line->AppendSwitch(switches::kNoSandbox);
@@ skipping 90 matching lines @@
     base::WeakPtr<UtilityProcessHostImpl> host,
     int error_code) {
   if (!host)
     return;
 
   host->OnProcessLaunchFailed(error_code);
   delete host.get();
 }
 
 }  // namespace content