Add Initialize() method to Application with ability to send args using

mojo/public/cpp/application/application_impl.h

Index: mojo/public/cpp/application/application_impl.h
diff --git a/mojo/public/cpp/application/application_impl.h b/mojo/public/cpp/application/application_impl.h
index 8d6ebd77c0ea3dbde551d1363d349bab8144e50b..afd2376b1da8cc7f55861a33d388f0fed0f9b5e7 100644
--- a/mojo/public/cpp/application/application_impl.h
+++ b/mojo/public/cpp/application/application_impl.h
@@ -60,6 +60,9 @@ class ApplicationImpl : public InterfaceImpl<Application> {
 
   Shell* shell() const { return shell_.get(); }
 
+  // Returns any initial configuration arguments, passed by the Shell.
+  const Array<String>& args() { return args_; }
+
   // Establishes a new connection to an application. Caller does not own.
   ApplicationConnection* ConnectToApplication(const String& application_url);
 
@@ -85,15 +88,19 @@ class ApplicationImpl : public InterfaceImpl<Application> {
   static void Terminate();
 
   // Application implementation.
+  virtual void Initialize(Array<String> args) MOJO_OVERRIDE;
   virtual void AcceptConnection(const String& requestor_url,
                                 ServiceProviderPtr provider) MOJO_OVERRIDE;
 
   typedef std::vector<internal::ServiceRegistry*> ServiceRegistryList;
+
+  bool initialized_;
   ServiceRegistryList incoming_service_registries_;
   ServiceRegistryList outgoing_service_registries_;
   ApplicationDelegate* delegate_;
   ShellPtr shell_;
   ShellPtrWatcher* shell_watch_;
+  Array<String> args_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(ApplicationImpl);
 };