[Mac] Implement the system dictionary popup by implementing NSTextInput methods.

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 1432 matching lines @@
         'browser/printing/print_dialog_cloud_unittest.cc',
         'browser/printing/print_job_unittest.cc',
         'browser/printing/print_preview_tab_controller_unittest.cc',
         'browser/process_info_snapshot_mac_unittest.cc',
         'browser/process_singleton_mac_unittest.cc',
         'browser/profiles/profile_manager_unittest.cc',
         'browser/remoting/directory_add_request_unittest.cc',
         'browser/renderer_host/gtk_im_context_wrapper_unittest.cc',
         'browser/renderer_host/gtk_key_bindings_handler_unittest.cc',
         'browser/renderer_host/render_widget_host_view_mac_unittest.mm',
+        'browser/renderer_host/text_input_client_mac_unittest.mm',
         'browser/renderer_host/web_cache_manager_unittest.cc',
         'browser/resources_util_unittest.cc',
         'browser/rlz/rlz_unittest.cc',
         'browser/safe_browsing/bloom_filter_unittest.cc',
         'browser/safe_browsing/chunk_range_unittest.cc',
         'browser/safe_browsing/client_side_detection_host_unittest.cc',
         'browser/safe_browsing/client_side_detection_service_unittest.cc',
         'browser/safe_browsing/malware_details_unittest.cc',
         'browser/safe_browsing/prefix_set_unittest.cc',
         'browser/safe_browsing/protocol_manager_unittest.cc',
@@ skipping 2321 matching lines @@
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }
 
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