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mojo/application/public/cpp/application_delegate.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_PUBLIC_CPP_APPLICATION_DELEGATE_H_
 #define MOJO_APPLICATION_PUBLIC_CPP_APPLICATION_DELEGATE_H_
 
 #include <string>
 
 #include "mojo/public/cpp/system/macros.h"
@@ skipping 20 matching lines @@
 
   // Override this method to configure what services a connection supports when
   // connecting to another app.
   // Return false to reject the connection entirely.
   virtual bool ConfigureOutgoingConnection(ApplicationConnection* connection);
 
   // Called when an ApplicationConnection is about to close. After returning,
   // the |connection| object will be destroyed.
   virtual void OnWillCloseConnection(ApplicationConnection* connection) {}
 
+  // Called when the shell connection has a connection error.
+  //
+  // Return true to shutdown the application. Return false to skip shutting
+  // down the connection, but user is then required to call
+  // ApplicationImpl::QuitNow() when done.
+  virtual bool OnShellConnectionError();
+
   // Called before ApplicationImpl::Terminate(). After returning from this call
   // the delegate can no longer rely on the main run loop still running.
   virtual void Quit();
 
  private:
   MOJO_DISALLOW_COPY_AND_ASSIGN(ApplicationDelegate);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_APPLICATION_PUBLIC_CPP_APPLICATION_DELEGATE_H_