Screenshot effect non-obvious

chrome/chrome_tests.gypi

 # Copyright 2013 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' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 713 matching lines @@
           },
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
           'msvs_disabled_warnings': [ 4267, ],
         }],
       ],
     },
     {
       'target_name': 'chrome_devtools_lib',
       'type': 'static_library',
       'hard_dependency': 1,
-      'dependencies': [   
+      'dependencies': [
         '../base/base.gyp:base',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../build/temp_gyp/googleurl.gyp:googleurl',
         '../net/net.gyp:net',
         '../third_party/zlib/zlib.gyp:minizip',
-        '../third_party/zlib/zlib.gyp:zlib',          
+        '../third_party/zlib/zlib.gyp:zlib',
         '../ui/ui.gyp:ui',
       ],
       'include_dirs': [
         '..',
         '<(SHARED_INTERMEDIATE_DIR)',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '<(SHARED_INTERMEDIATE_DIR)',
         ],
@@ skipping 37 matching lines @@
         'test/chromedriver/chrome/version.h',
         'test/chromedriver/chrome/web_view_delegate.h',
         'test/chromedriver/chrome/web_view.h',
         'test/chromedriver/chrome/web_view_impl.cc',
         'test/chromedriver/chrome/web_view_impl.h',
         'test/chromedriver/chrome/zip.cc',
         'test/chromedriver/chrome/zip.h',
         'test/chromedriver/chrome/zip_internal.cc',
         'test/chromedriver/chrome/zip_internal.h',
         'test/chromedriver/chrome/zip_reader.cc',
-        'test/chromedriver/chrome/zip_reader.h',                
+        'test/chromedriver/chrome/zip_reader.h',
         'test/chromedriver/net/net_util.cc',
         'test/chromedriver/net/net_util.h',
         'test/chromedriver/net/sync_websocket.h',
         'test/chromedriver/net/sync_websocket_factory.cc',
         'test/chromedriver/net/sync_websocket_factory.h',
         'test/chromedriver/net/sync_websocket_impl.cc',
         'test/chromedriver/net/sync_websocket_impl.h',
         'test/chromedriver/net/url_request_context_getter.cc',
         'test/chromedriver/net/url_request_context_getter.h',
         'test/chromedriver/net/websocket.cc',
@@ skipping 50 matching lines @@
           ],
           'message': 'Generating sources for embedding user data dir in chromedriver',
         },
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
     {
       'target_name': 'chromedriver2_lib',
       'type': 'static_library',
-      'dependencies': [   
+      'dependencies': [
         'chrome_devtools_lib',
         '../base/base.gyp:base',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../net/net.gyp:net',
         '../ui/ui.gyp:ui',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
@@ skipping 542 matching lines @@
         'browser/task_manager/task_manager_browsertest_util.h',
         'browser/task_manager/task_manager_notification_browsertest.cc',
         'browser/themes/theme_service_browsertest.cc',
         'browser/translate/translate_manager_browsertest.cc',
         'browser/ui/app_list/app_list_controller_browsertest.cc',
         'browser/ui/ash/caps_lock_delegate_chromeos_browsertest.cc',
         'browser/ui/ash/chrome_shell_delegate_browsertest.cc',
         'browser/ui/ash/launcher/chrome_launcher_controller_browsertest.cc',
         'browser/ui/ash/launcher/chrome_launcher_controller_per_app_browsertest.cc',
         'browser/ui/ash/launcher/launcher_favicon_loader_browsertest.cc',
+        'browser/ui/ash/screenshot_taker_browsertest.cc',
         'browser/ui/ash/shelf_browsertest.cc',
         'browser/ui/ash/volume_controller_browsertest_chromeos.cc',
         'browser/ui/autofill/autofill_dialog_controller_browsertest.cc',
         'browser/ui/autofill/autofill_popup_controller_browsertest.cc',
         'browser/ui/bookmarks/bookmark_browsertest.cc',
         'browser/ui/browser_browsertest.cc',
         'browser/ui/browser_close_browsertest.cc',
         'browser/ui/browser_command_controller_browsertest.cc',
         'browser/ui/browser_navigator_browsertest.cc',
         'browser/ui/browser_navigator_browsertest.h',
@@ skipping 1804 matching lines @@
               # more details.
               'DebugInformationFormat': '3',
               'ProgramDataBaseFileName': '<(PRODUCT_DIR)/browser_tests.exe.pdb',
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }