Update Sad Tab help text and link.

chrome/chrome_tests.gypi

 # Copyright (c) 2011 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',
@@ skipping 1772 matching lines @@
         'browser/ui/cocoa/focus_tracker_unittest.mm',
         'browser/ui/cocoa/framed_browser_window_unittest.mm',
         'browser/ui/cocoa/fullscreen_window_unittest.mm',
         'browser/ui/cocoa/gradient_button_cell_unittest.mm',
         'browser/ui/cocoa/history_menu_bridge_unittest.mm',
         'browser/ui/cocoa/history_menu_cocoa_controller_unittest.mm',
         'browser/ui/cocoa/hover_image_button_unittest.mm',
         'browser/ui/cocoa/html_dialog_window_controller_unittest.mm',
         'browser/ui/cocoa/hung_renderer_controller_unittest.mm',
         'browser/ui/cocoa/hyperlink_button_cell_unittest.mm',
+        'browser/ui/cocoa/hyperlink_text_view_unittest.mm',
         'browser/ui/cocoa/image_button_cell_unittest.mm',
         'browser/ui/cocoa/image_utils_unittest.mm',
         'browser/ui/cocoa/info_bubble_view_unittest.mm',
         'browser/ui/cocoa/info_bubble_window_unittest.mm',
         'browser/ui/cocoa/infobars/infobar_container_controller_unittest.mm',
         'browser/ui/cocoa/infobars/infobar_controller_unittest.mm',
         'browser/ui/cocoa/infobars/infobar_gradient_view_unittest.mm',
         'browser/ui/cocoa/location_bar/autocomplete_text_field_cell_unittest.mm',
         'browser/ui/cocoa/location_bar/autocomplete_text_field_editor_unittest.mm',
         'browser/ui/cocoa/location_bar/autocomplete_text_field_unittest.mm',
@@ skipping 2311 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }