Simplify mojo_shell since it's now only used for Mandoline.

mojo/application/application_runner_chromium.h

 // 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.
 
 #ifndef MOJO_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_
 #define MOJO_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "third_party/mojo/src/mojo/public/cpp/system/core.h"
@@ skipping 12 matching lines @@
 //
 // ApplicationRunnerChromium takes care of chromium environment initialization
 // and shutdown, and starting a MessageLoop from which your application can run
 // and ultimately Quit().
 class ApplicationRunnerChromium {
  public:
   // Takes ownership of |delegate|.
   explicit ApplicationRunnerChromium(ApplicationDelegate* delegate);
   ~ApplicationRunnerChromium();
 
+  static void InitBaseCommandLine();
+
   void set_message_loop_type(base::MessageLoop::Type type);
 
   // Once the various parameters have been set above, use Run to initialize an
   // ApplicationImpl wired to the provided delegate, and run a MessageLoop until
   // the application exits.
   MojoResult Run(MojoHandle shell_handle);
 
  private:
   scoped_ptr<ApplicationDelegate> delegate_;
 
   // MessageLoop type. TYPE_CUSTOM is default (MessagePumpMojo will be used as
   // the underlying message pump).
   base::MessageLoop::Type message_loop_type_;
   // Whether Run() has been called.
   bool has_run_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(ApplicationRunnerChromium);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_