Use token-based initialisation for the utility process MojoApplication.

content/child/mojo/mojo_application.h

Index: content/child/mojo/mojo_application.h
diff --git a/content/child/mojo/mojo_application.h b/content/child/mojo/mojo_application.h
index 5303a30bc2e6915cc7a70e6b079d18b4be9dbeac..34812120ba228069064fca6c2f417a9f7ea3241a 100644
--- a/content/child/mojo/mojo_application.h
+++ b/content/child/mojo/mojo_application.h
@@ -5,10 +5,13 @@
 #ifndef CONTENT_CHILD_MOJO_MOJO_APPLICATION_H_
 #define CONTENT_CHILD_MOJO_MOJO_APPLICATION_H_
 
+#include <string>
+
 #include "base/macros.h"
 #include "content/common/mojo/channel_init.h"
 #include "content/common/mojo/service_registry_impl.h"
 #include "ipc/ipc_platform_file.h"
+#include "mojo/public/cpp/system/message_pipe.h"
 
 namespace base {
 class SequencedTaskRunner;
@@ -30,6 +33,10 @@ class MojoApplication {
       scoped_refptr<base::SequencedTaskRunner> io_task_runner);
   virtual ~MojoApplication();
 
+  // TODO(amistry): Remove OnMessageReceived() when all bootstrapping has
+  // migrated to these functions.
+  void InitWithToken(std::string token);
+
   bool OnMessageReceived(const IPC::Message& msg);
 
   ServiceRegistry* service_registry() { return &service_registry_; }