untangle pango usage from use_x11 and OS==linux

ui/ui_unittests.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.
 
 {
   'targets': [
     {
       'target_name': 'ui_test_support',
       'type': 'static_library',
       'dependencies': [
@@ skipping 191 matching lines @@
           },
           'link_settings': {
             'libraries': [
               '-limm32.lib',
               '-loleacc.lib',
             ],
           },
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
           'msvs_disabled_warnings': [ 4267, ],
         }],
-        ['OS == "linux"', {
-          'sources': [
-            'gfx/platform_font_pango_unittest.cc',
-          ],
-        }],
         ['OS == "linux" and toolkit_views==1', {
           'sources': [
             'base/x/events_x_unittest.cc',
           ],
         }],
         ['OS != "mac" and OS != "ios"', {
           'sources': [
             'gfx/transform_unittest.cc',
             'gfx/interpolated_transform_unittest.cc',
           ],
         }],
         ['OS == "android" and gtest_target_type == "shared_library"', {
           'dependencies': [
             '../testing/android/native_test.gyp:native_test_native_code',
           ],
         }],
         ['use_glib == 1 or OS == "ios"', {
           'dependencies': [
             'base/strings/ui_strings.gyp:ui_unittest_strings',
           ],
         }],
-        ['use_glib == 1', {
+        ['use_pango == 1', {
           'dependencies': [
             '../build/linux/system.gyp:pangocairo',
           ],
+          'sources': [
+            'gfx/platform_font_pango_unittest.cc',
+          ],
           'conditions': [
             ['linux_use_tcmalloc==1', {
                'dependencies': [
                  '../base/allocator/allocator.gyp:allocator',
                ],
             }],
             ['toolkit_views==1', {
               'sources!': [
                 'browser/ui/gtk/gtk_expanded_container_unittest.cc',
               ],
@@ skipping 68 matching lines @@
           'variables': {
             'test_suite_name': 'ui_unittests',
             'input_shlib_path': '<(SHARED_LIB_DIR)/<(SHARED_LIB_PREFIX)ui_unittests<(SHARED_LIB_SUFFIX)',
           },
           'includes': [ '../build/apk_test.gypi' ],
         },
       ],
     }],
   ],
 }