Remove old Chromoting iOS client

remoting/ios/Chromoting_unittests/main.mm

-// 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.
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-#import <UIKit/UIKit.h>
-
-#include "base/memory/scoped_ptr.h"
-#include "base/test/test_suite.h"
-#include "testing/gtest_mac.h"
-
-#import "remoting/ios/Chromoting_unittests/main_no_arc.h"
-
-int main(int argc, char* argv[]) {
-  // Initialization that must occur with no Automatic Reference Counting (ARC)
-  remoting::main_no_arc::init();
-
-  testing::InitGoogleTest(&argc, argv);
-  scoped_ptr<base::TestSuite> runner(new base::TestSuite(argc, argv));
-  runner.get()->Run();
-}