diff -r 000000000000 -r 6474c204b198 dom/mobileconnection/src/MobileConnection.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/mobileconnection/src/MobileConnection.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,58 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_network_MobileConnection_h
+#define mozilla_dom_network_MobileConnection_h
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "nsIDOMMobileConnection.h"
+#include "nsIMobileConnectionProvider.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsWeakPtr.h"
+
+namespace mozilla {
+namespace dom {
+
+class MobileConnection : public DOMEventTargetHelper
+                       , public nsIDOMMozMobileConnection
+{
+  /**
+   * Class MobileConnection doesn't actually inherit
+   * nsIMobileConnectionListener. Instead, it owns an
+   * nsIMobileConnectionListener derived instance mListener and passes it to
+   * nsIMobileConnectionProvider. The onreceived events are first delivered to
+   * mListener and then forwarded to its owner, MobileConnection. See also bug
+   * 775997 comment #51.
+   */
+  class Listener;
+
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_NSIDOMMOZMOBILECONNECTION
+  NS_DECL_NSIMOBILECONNECTIONLISTENER
+
+  NS_REALLY_FORWARD_NSIDOMEVENTTARGET(DOMEventTargetHelper)
+
+  MobileConnection(uint32_t aClientId);
+
+  void Init(nsPIDOMWindow *aWindow);
+  void Shutdown();
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(MobileConnection,
+                                           DOMEventTargetHelper)
+
+private:
+  nsCOMPtr<nsIMobileConnectionProvider> mProvider;
+  nsRefPtr<Listener> mListener;
+  nsWeakPtr mWindow;
+
+  uint32_t mClientId;
+
+  bool CheckPermission(const char* aType);
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_network_MobileConnection_h