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

media/media.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the cras (ChromeOS audio) library.
     'use_cras%': 0,
     # Option e.g. for Linux distributions to link pulseaudio directly
@@ skipping 620 matching lines @@
             'conditions': [
               ['sysroot!=""', {
                 'pkg-config': '../build/linux/pkg-config-wrapper "<(sysroot)" "<(target_arch)"',
               }, {
                 'pkg-config': 'pkg-config'
               }],
             ],
           },
           'conditions': [
             ['use_x11==1', {
-              'link_settings': {
-                'libraries': [
-                  '-lX11',
-                  '-lXdamage',
-                  '-lXext',
-                  '-lXfixes',
-                  '-lXtst',
-                ],
-              },
+              'dependencies': [
+                '../build/linux/system.gyp:x11',
+                '../build/linux/system.gyp:xdamage',
+                '../build/linux/system.gyp:xext',
+                '../build/linux/system.gyp:xfixes',
+                '../build/linux/system.gyp:xtst',
+              ],
             }, {  # else: use_x11==0
               'sources!': [
                 'base/user_input_monitor_linux.cc',
               ],
               'defines': [
                 'DISABLE_USER_INPUT_MONITOR',
               ],
             }],
             ['use_cras==1', {
               'cflags': [
@@ skipping 777 matching lines @@
       'targets': [
         {
           'target_name': 'player_x11',
           'type': 'executable',
           'dependencies': [
             'media',
             '../base/base.gyp:base',
             '../ui/gl/gl.gyp:gl',
             '../ui/gfx/gfx.gyp:gfx',
             '../ui/gfx/gfx.gyp:gfx_geometry',
+            '../build/linux/system.gyp:x11',
+            '../build/linux/system.gyp:xext',
+            '../build/linux/system.gyp:xrender',
           ],
-          'link_settings': {
-            'libraries': [
-              '-lX11',
-              '-lXrender',
-              '-lXext',
-            ],
-          },
           'conditions': [
             # Linux/Solaris need libdl for dlopen() and friends.
             ['OS=="linux" or OS=="solaris"', {
               'link_settings': {
                 'libraries': [
                   '-ldl',
                 ],
               },
             }],
           ],
@@ skipping 203 matching lines @@
                   ],
                 }],
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }