Remove old Chromoting iOS client

remoting/ios/Chromoting_unittests/main_no_arc.cc

-// 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.
-
-#include "remoting/ios/Chromoting_unittests/main_no_arc.h"
-
-#include "base/message_loop/message_loop.h"
-
-namespace remoting {
-namespace main_no_arc {
-
-void init() {
-  // Declare the pump factory before the test suite can declare it.  The test
-  // suite assumed we are running in x86 simulator, but this test project runs
-  // on an actual device
-  base::MessageLoop::InitMessagePumpForUIFactory(&base::MessagePumpMac::Create);
-}
-
-}  // main_no_arc
-}  // remoting