Fix the Linux shared build.

courgette/courgette.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': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/common.gypi',
@@ skipping 76 matching lines @@
         'encode_decode_unittest.cc',
         'image_info_unittest.cc',
         'run_all_unittests.cc',
         'streams_unittest.cc',
        ],
       'dependencies': [
         'courgette_lib',
         '../base/base.gyp:base',
         '../testing/gtest.gyp:gtest',
       ],
+      'conditions': [
+        [ 'OS == "linux" or OS == "freebsd"', {
+          'dependencies': [
+            # Workaround for gyp bug 69.
+            # Needed to handle the #include chain:
+            #   base/test_suite.h
+            #   gtk/gtk.h
+            '../build/linux/system.gyp:gtk',
+          ],
+        }],
+      ],
     },
    {
       'target_name': 'courgette_fuzz',
       'type': 'executable',
       'msvs_guid': '57C27529-8CA9-4FC3-9C02-DA05B172F785',
       'sources': [
         'encoded_program_fuzz_unittest.cc',
        ],
       'dependencies': [
         'courgette_lib',
         '../base/base.gyp:base',
         '../testing/gtest.gyp:gtest',
       ],
+      'conditions': [
+        [ 'OS == "linux" or OS == "freebsd"', {
+          'dependencies': [
+            # Workaround for gyp bug 69.
+            # Needed to handle the #include chain:
+            #   base/test_suite.h
+            #   gtk/gtk.h
+            '../build/linux/system.gyp:gtk',
+          ],
+        }],
+      ],
     },
   ],
 }