Create a broker interface for the new Mojo EDK so that the browser can create and duplicate messa...

content/app/mojo/mojo_init.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 "content/app/mojo/mojo_init.h"
 
+#include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
+#include "content/public/common/content_switches.h"
 #include "ipc/ipc_channel.h"
 #include "third_party/mojo/src/mojo/edk/embedder/embedder.h"
 
 namespace content {
 
 namespace {
 
 class MojoInitializer {
  public:
   MojoInitializer() {
+#if defined(OS_WIN)
+    const base::CommandLine& command_line =
+        *base::CommandLine::ForCurrentProcess();
+    if (command_line.HasSwitch("use-new-edk")) {
+      std::string process_type =
+          command_line.GetSwitchValueASCII(switches::kProcessType);
+      if (process_type.empty()) {
+        mojo::embedder::PreInitializeParentProcess();
+      } else {
+        mojo::embedder::PreInitializeChildProcess();
+      }
+    }
+#endif
+
     mojo::embedder::SetMaxMessageSize(IPC::Channel::kMaximumMessageSize);
     mojo::embedder::Init();
   }
 };
 
 base::LazyInstance<MojoInitializer>::Leaky mojo_initializer;
 
 }  //  namespace
 
 void InitializeMojo() {
   mojo_initializer.Get();
 }
 
 }  // namespace content