Revert 34195 - Make sure the 'use_system_*' variables are actually visible in...

third_party/libjpeg/libjpeg.gyp

 # Copyright (c) 2009 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': [
-      [ 'OS=="linux"', {
-        # Link to system .so since we already use it due to GTK.
-        'use_system_libjpeg%': 1,
-      }, {  # OS!="linux"
-        'use_system_libjpeg%': 0,
-      }],
-    ],
+    'use_system_libjpeg%': 0,
   },
   'conditions': [
     ['use_system_libjpeg==0', {
       'targets': [
         {
           'target_name': 'libjpeg',
           'type': '<(library)',
           'msvs_guid': '238CE175-76CE-4A25-A676-69D115885601',
           'sources': [
             'jcapimin.c',
@@ skipping 80 matching lines @@
       ],
     }],
   ],
 }
 
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 # indent-tabs-mode:nil
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