Use third_party/fontconfig for embedded builds

build/linux/system.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': {
     'conditions': [
       ['sysroot!=""', {
         'pkg-config': './pkg-config-wrapper "<(sysroot)" "<(target_arch)"',
       }, {
@@ skipping 138 matching lines @@
         'libraries': [
           '<!@(<(pkg-config) --libs-only-l libdrm)',
         ],
       },
     },
     {
       'target_name': 'fontconfig',
       'type': 'none',
       'conditions': [
         ['_toolset=="target"', {
-          'direct_dependent_settings': {
-            'cflags': [
-              '<!@(<(pkg-config) --cflags fontconfig)',
-            ],
-          },
-          'link_settings': {
-            'ldflags': [
-              '<!@(<(pkg-config) --libs-only-L --libs-only-other fontconfig)',
-            ],
-            'libraries': [
-              '<!@(<(pkg-config) --libs-only-l fontconfig)',
-            ],
-          },
+          'conditions': [
+            ['use_system_fontconfig==1', {
+              'direct_dependent_settings': {
+                'cflags': [
+                  '<!@(<(pkg-config) --cflags fontconfig)',
+                ],
+              },
+              'link_settings': {
+                'ldflags': [
+                  '<!@(<(pkg-config) --libs-only-L --libs-only-other fontconfig)',
+                ],
+                'libraries': [
+                  '<!@(<(pkg-config) --libs-only-l fontconfig)',
+                ],
+              },
+            }, {  # use_system_fontconfig==0
+              'dependencies': [
+                '../../third_party/fontconfig/fontconfig.gyp:fontconfig',
+              ],
+              'export_dependent_settings' : [
+                '../../third_party/fontconfig/fontconfig.gyp:fontconfig',
+              ],
+            }],
+          ],
         }],
       ],
     },
     {
       'target_name': 'freetype2',
       'type': 'none',
       'conditions': [
         ['_toolset=="target"', {
           'direct_dependent_settings': {
             'cflags': [
@@ skipping 705 matching lines @@
             ],
             'libraries': [
               '<!@(pkg-config --libs-only-l xrandr)',
             ],
           },
         }],
       ],
     },
   ],
 }