Remove old Chromoting iOS client

remoting/ios/ui/help_view_controller.mm

Index: remoting/ios/ui/help_view_controller.mm
diff --git a/remoting/ios/ui/help_view_controller.mm b/remoting/ios/ui/help_view_controller.mm
deleted file mode 100644
index 1a3c70562bda7c7175daae385e722df8e6c668cb..0000000000000000000000000000000000000000
--- a/remoting/ios/ui/help_view_controller.mm
+++ /dev/null
@@ -1,21 +0,0 @@
-// 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 "remoting/ios/ui/help_view_controller.h"
-
-@implementation HelpViewController
-
-// Override UIViewController
-- (void)viewWillAppear:(BOOL)animated {
-  [self.navigationController setNavigationBarHidden:NO animated:YES];
-  NSString* string = @"https://support.google.com/chrome/answer/1649523";
-  NSURL* url = [NSURL URLWithString:string];
-  [_webView loadRequest:[NSURLRequest requestWithURL:url]];
-}
-
-@end