diff -r 000000000000 -r 6474c204b198 dom/mobileconnection/src/MobileConnectionArray.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/mobileconnection/src/MobileConnectionArray.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,112 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "MobileConnectionArray.h"
+#include "mozilla/dom/MozMobileConnectionArrayBinding.h"
+#include "mozilla/Preferences.h"
+
+using namespace mozilla::dom;
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(MobileConnectionArray)
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(MobileConnectionArray)
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
+  // Notify our mobile connections that we're going away.
+  tmp->DropConnections();
+  NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(MobileConnectionArray)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMobileConnections)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(MobileConnectionArray)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(MobileConnectionArray)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(MobileConnectionArray)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MobileConnectionArray)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+MobileConnectionArray::MobileConnectionArray(nsPIDOMWindow* aWindow)
+: mWindow(aWindow), mInitialized(false)
+{
+  uint32_t numRil = mozilla::Preferences::GetUint("ril.numRadioInterfaces", 1);
+  MOZ_ASSERT(numRil > 0);
+
+  mMobileConnections.SetLength(numRil);
+
+  SetIsDOMBinding();
+}
+
+MobileConnectionArray::~MobileConnectionArray()
+{
+  DropConnections();
+}
+
+void
+MobileConnectionArray::Init()
+{
+  mInitialized = true;
+
+  for (uint32_t id = 0; id < mMobileConnections.Length(); id++) {
+    nsRefPtr<MobileConnection> mobileConnection = new MobileConnection(id);
+    mobileConnection->Init(mWindow);
+    mMobileConnections[id] = mobileConnection;
+  }
+}
+
+void
+MobileConnectionArray::DropConnections()
+{
+  if (mInitialized) {
+    for (uint32_t i = 0; i < mMobileConnections.Length(); i++) {
+      mMobileConnections[i]->Shutdown();
+    }
+  }
+
+  mMobileConnections.Clear();
+}
+
+nsPIDOMWindow*
+MobileConnectionArray::GetParentObject() const
+{
+  MOZ_ASSERT(mWindow);
+  return mWindow;
+}
+
+JSObject*
+MobileConnectionArray::WrapObject(JSContext* aCx)
+{
+  return MozMobileConnectionArrayBinding::Wrap(aCx, this);
+}
+
+nsIDOMMozMobileConnection*
+MobileConnectionArray::Item(uint32_t aIndex)
+{
+  bool unused;
+  return IndexedGetter(aIndex, unused);
+}
+
+uint32_t
+MobileConnectionArray::Length() const
+{
+  return mMobileConnections.Length();
+}
+
+nsIDOMMozMobileConnection*
+MobileConnectionArray::IndexedGetter(uint32_t aIndex, bool& aFound)
+{
+  if (!mInitialized) {
+    Init();
+  }
+
+  aFound = false;
+  aFound = aIndex < mMobileConnections.Length();
+
+  return aFound ? mMobileConnections[aIndex] : nullptr;
+}