EDK: Make PlatformChannelPair not depend/use on base::CommandLine.

shell/child_main.cc

 // 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.
 
 #include <unistd.h>
 
 #include "base/at_exit.h"
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
@@ skipping 276 matching lines @@
 
   shell::InitializeLogging();
 
   // Make sure that we're really meant to be invoked as the child process.
 
   CHECK(command_line.HasSwitch(switches::kChildConnectionId));
   std::string child_connection_id =
       command_line.GetSwitchValueASCII(switches::kChildConnectionId);
   CHECK(!child_connection_id.empty());
 
+  std::string platform_channel_info =
+      command_line.GetSwitchValueASCII(switches::kPlatformChannelHandleInfo);
   mojo::embedder::ScopedPlatformHandle platform_handle =
       mojo::embedder::PlatformChannelPair::PassClientHandleFromParentProcess(
-          command_line);
+          platform_channel_info);
   CHECK(platform_handle.is_valid());
 
   shell::AppContext app_context;
   app_context.Init(platform_handle.Pass());
 
   shell::Blocker blocker;
   app_context.controller_runner()->PostTask(
       FROM_HERE, base::Bind(&shell::ChildControllerImpl::Init,
                             base::Unretained(&app_context), child_connection_id,
                             blocker.GetUnblocker()));
   // This will block, then run whatever the controller wants.
   blocker.Block();
 
   app_context.Shutdown();
 
   return 0;
 }