[ServiceWorker] Implement ServiceWorkerClients.openWindow().

public/web/WebServiceWorkerContextClient.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 135 matching lines @@
 
     // Ownership of the returned object is transferred to the caller.
     virtual WebServiceWorkerNetworkProvider* createServiceWorkerNetworkProvider(WebDataSource*) { return 0; }
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callbacks after calling either onSuccess or onError.
     // WebServiceWorkerClientsInfo and WebServiceWorkerError ownerships are
     // passed to the WebServiceWorkerClientsCallbacks implementation.
     virtual void getClients(WebServiceWorkerClientsCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
 
+    // Ownership of the passed callbacks is transferred to the callee, callee
+    // should delete the callbacks after calling either onSuccess or onError.
+    // WebServiceWorkerClientInfo and WebServiceWorkerError ownerships are
+    // passed to the WebServiceWorkerClientsCallbacks implementation.

[Michael van Ouwerkerk, 2015/01/30 14:56:28]

WebServiceWorkerClientCallbacks

+    virtual void openWindow(const WebURL& url, WebServiceWorkerClientCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
+
     // Callee receives ownership of the passed vector.
     // FIXME: Blob refs should be passed to maintain ref counts. crbug.com/351753
     virtual void postMessageToClient(int clientID, const WebString&, WebMessagePortChannelArray*) { BLINK_ASSERT_NOT_REACHED(); }
 
     // Callee receives ownership of the passed vector.
     // FIXME: Blob refs should be passed to maintain ref counts. crbug.com/351753
     virtual void postMessageToCrossOriginClient(const WebCrossOriginServiceWorkerClient&, const WebString&, WebMessagePortChannelArray*) { BLINK_ASSERT_NOT_REACHED(); }
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callbacks after run.
     virtual void skipWaiting(WebServiceWorkerSkipWaitingCallbacks*) { BLINK_ASSERT_NOT_REACHED(); }
 
     // Ownership of the passed callbacks is transferred to the callee, callee
     // should delete the callback after calling either onSuccess or onError.
     virtual void focus(int clientID, WebServiceWorkerClientFocusCallback* callback)
     {
         // FIXME: call BLINK_ASSERT_NOT_REACHED() when Chromium implementation
         // is present. https://crbug.com/437149
         bool result = true;
         callback->onSuccess(&result);
         delete callback;
     }
 };
 
 } // namespace blink
 
 #endif // WebServiceWorkerContextClient_h