diff -r 000000000000 -r 6474c204b198 dom/telephony/CallsList.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/telephony/CallsList.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,78 @@
+/* -*- 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 "CallsList.h"
+#include "mozilla/dom/CallsListBinding.h"
+
+#include "Telephony.h"
+#include "TelephonyCall.h"
+#include "TelephonyCallGroup.h"
+
+using namespace mozilla::dom;
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_2(CallsList,
+                                        mTelephony,
+                                        mGroup)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(CallsList)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(CallsList)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(CallsList)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+CallsList::CallsList(Telephony* aTelephony, TelephonyCallGroup* aGroup)
+: mTelephony(aTelephony), mGroup(aGroup)
+{
+  MOZ_ASSERT(mTelephony);
+
+  SetIsDOMBinding();
+}
+
+CallsList::~CallsList()
+{
+}
+
+nsPIDOMWindow*
+CallsList::GetParentObject() const
+{
+  return mTelephony->GetOwner();
+}
+
+JSObject*
+CallsList::WrapObject(JSContext* aCx)
+{
+  return CallsListBinding::Wrap(aCx, this);
+}
+
+already_AddRefed<TelephonyCall>
+CallsList::Item(uint32_t aIndex) const
+{
+  nsRefPtr<TelephonyCall> call;
+  call = mGroup ? mGroup->CallsArray().SafeElementAt(aIndex) :
+                  mTelephony->CallsArray().SafeElementAt(aIndex);
+
+  return call.forget();
+}
+
+uint32_t
+CallsList::Length() const
+{
+  return mGroup ? mGroup->CallsArray().Length() :
+                  mTelephony->CallsArray().Length();
+}
+
+already_AddRefed<TelephonyCall>
+CallsList::IndexedGetter(uint32_t aIndex, bool& aFound) const
+{
+  nsRefPtr<TelephonyCall> call;
+  call = mGroup ? mGroup->CallsArray().SafeElementAt(aIndex) :
+                  mTelephony->CallsArray().SafeElementAt(aIndex);
+  aFound = call ? true : false;
+
+  return call.forget();
+}