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

BUILD.gn

 # Copyright (c) 2013 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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/module_args/v8.gni")
-import("//remoting/remoting_host.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
 }
 
 declare_args() {
   # A list of extra dependencies to add to the root target. This allows a
   # checkout to add additional targets without explicitly changing any checked-
   # in files.
   root_extra_deps = []
@@ skipping 106 matching lines @@
     "//url:url_unittests",
   ]
 
   deps += root_extra_deps
 
   if (enable_extensions && !is_mac) {
     # TODO(GYP): Get this working on the mac?
     deps += [ "//extensions/shell:app_shell_unittests" ]
   }
 
-  if (enable_me2me_host) {
-    deps += [ "//remoting/host:remoting_me2me_host" ]
-  }
-
   if (enable_media_router) {
     deps += [
       "//chrome/browser/media/router/",
       "//chrome/browser/media/router:unit_tests",
     ]
   }
 
-  if (enable_remoting_host) {
-    deps += [
-      "//remoting:remoting_unittests",
-      "//remoting:remoting_perftests",
-      "//remoting/host",
-      "//remoting/host:remoting_start_host",
-      "//remoting/host/it2me:remote_assistance_host",
-    ]
+  if (enable_remoting) {
+    deps += [ "//remoting:remoting_all" ]
   }
 
   if (toolkit_views) {
     deps += [ "//ui/views:views_unittests" ]
   }
 
   if (use_aura) {
     deps += [ "//ui/wm:wm_unittests" ]
   }
 
@@ skipping 610 matching lines @@
 
       # Note:
       # (*) Fails but failures match GYP build at time of testing.
     ]
 
     if (enable_nacl) {
       deps += [ "//components/nacl:nacl_loader_unittests" ]  # PASSES 3/28/2015
     }
   }
 }