Revert 287680 "mojo: terminate apps if the shell goes away"

trunk/src/mojo/service_manager/background_shell_service_loader.h

Index: trunk/src/mojo/service_manager/background_shell_service_loader.h
===================================================================
--- trunk/src/mojo/service_manager/background_shell_service_loader.h	(revision 287751)
+++ trunk/src/mojo/service_manager/background_shell_service_loader.h	(working copy)
@@ -32,6 +32,12 @@
   virtual void OnServiceError(ServiceManager* manager,
                               const GURL& url) OVERRIDE;
 
+  // Post a task to quit the MessageLoop we are running for the app when we
+  // are destroyed. Most apps should quit themselves and not need this.
+  // TODO(tim): Remove this method once applications are smart enough
+  // to quit themselves. Bug 394477.
+  void set_quit_on_shutdown() { quit_on_shutdown_ = true; }
+
  private:
   class BackgroundLoader;