Use gyp targets to link in X11 libraries instead of setting -lXfoo

remoting/remoting_host.gypi

 # Copyright (c) 2012 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.
 
 {
   'includes': [
     'remoting_host_linux.gypi',
     'remoting_host_mac.gypi',
     'remoting_host_win.gypi',
   ],
@@ skipping 235 matching lines @@
             'host/win/window_station_and_desktop.h',
             'host/win/wts_terminal_monitor.cc',
             'host/win/wts_terminal_monitor.h',
             'host/win/wts_terminal_observer.h',
           ],
           'conditions': [
             ['OS=="linux"', {
               'dependencies': [
                 # Always use GTK on Linux, even for Aura builds.
                 '../build/linux/system.gyp:gtk',
+                '../build/linux/system.gyp:x11',
+                '../build/linux/system.gyp:xext',
+                '../build/linux/system.gyp:xfixes',
+                '../build/linux/system.gyp:xi',
+                '../build/linux/system.gyp:xrandr',
+                '../build/linux/system.gyp:xtst',
               ],
               'link_settings': {
                 'libraries': [
-                  '-lX11',
-                  '-lXext',
-                  '-lXfixes',
-                  '-lXtst',
-                  '-lXi',
-                  '-lXrandr',
                   '-lpam',
                 ],
               },
             }],
             ['OS=="mac"', {
               'dependencies': [
                 '../third_party/google_toolbox_for_mac/google_toolbox_for_mac.gyp:google_toolbox_for_mac',
               ],
               'link_settings': {
                 'libraries': [
@@ skipping 531 matching lines @@
                 '../base/allocator/allocator.gyp:allocator',
               ],
             }],
           ],
         },  # end of target 'remoting_me2me_native_messaging_host'
       ],  # end of 'targets'
     }],  # OS!="win"
 
   ],  # end of 'conditions'
 }