Revert of [Chromoting] Enable remoting webapp main.html GN build.

remoting/remoting_enable.gni

Index: remoting/remoting_enable.gni
diff --git a/remoting/remoting_enable.gni b/remoting/remoting_enable.gni
deleted file mode 100644
index 511c877dee19f3138b24d29454d19852703d49a1..0000000000000000000000000000000000000000
--- a/remoting/remoting_enable.gni
+++ /dev/null
@@ -1,24 +0,0 @@
-# Copyright 2015 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.
-
-# Keep in sync with remoting/remoting_enable.gypi.
-
-import("//build/config/ui.gni")
-
-enable_remoting_host = false
-enable_me2me_host = false
-
-if (is_win || is_mac) {
-  enable_remoting_host = true
-  enable_me2me_host = true
-}
-
-if (is_linux && !is_chromeos && use_x11) {
-  enable_remoting_host = true
-  enable_me2me_host = true
-}
-
-if (is_linux && is_chromeos) {
-  enable_remoting_host = true
-}