event-rewrite: Clean up how events are rewritten.

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 5f02088faa8b47d78f1b97e0ffcbcbf805b6189b..99e41fa309b8f4b45c85127a316d31ea3913a49d 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -690,6 +690,7 @@
         'browser/chromeos/drive/test_util.cc',
         'browser/chromeos/drive/test_util.h',
         'browser/chromeos/drive/write_on_cache_file_unittest.cc',
+        'browser/chromeos/event_rewriter_unittest.cc',
         'browser/chromeos/extensions/default_app_order_unittest.cc',
         'browser/chromeos/extensions/device_local_account_external_policy_loader_unittest.cc',
         'browser/chromeos/extensions/external_cache_unittest.cc',
@@ -1423,7 +1424,6 @@
         'browser/translate/translate_manager_unittest.cc',
         'browser/translate/translate_prefs_unittest.cc',
         'browser/ui/android/tab_model/tab_model_unittest.cc',
-        'browser/ui/ash/event_rewriter_unittest.cc',
         'browser/ui/ash/ime_controller_chromeos_unittest.cc',
         'browser/ui/ash/launcher/chrome_launcher_controller_unittest.cc',
         'browser/ui/ash/launcher/launcher_context_menu_unittest.cc',