Revert of Remove dependency on content from remoting_host.

remoting/host/BUILD.gn

 # 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//remoting/remoting_version.gni")
 
 static_library("host") {
   gypi_values = exec_script("//build/gypi_to_gn.py",
@@ skipping 36 matching lines @@
     sources -= [
       "clipboard_x11.cc",
       "linux/x_server_clipboard.cc",
       "linux/x_server_clipboard.h",
     ]
   }
 
   if (is_chromeos) {
     deps += [
       "//cc",
+      "//content",
       "//ppapi/host",
       "//skia",
       "//ui/aura",
       "//ui/compositor",
       "//ui/events",
       "//ui/views",
     ]
 
     if (use_ash) {
       deps += [ "//ash" ]
@@ skipping 36 matching lines @@
 
   if (enable_webrtc) {
     deps += [
       "//third_party/libjingle:libpeerconnection",
       "//third_party/webrtc/modules/desktop_capture",
     ]
 
     sources += rebase_path(gypi_values.remoting_cast_sources, ".", "//remoting")
   }
 }