remove support for InputMethodOptions_Open_* which hasn't been used for a while and is now removed.

R=asvitkine@chromium.org
BUG=287730

Review URL: https://codereview.chromium.org/179873004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255885 0039d316-1c4b-4281-b951-d872f2087c98

tools/metrics/actions/extract_actions.py

@@ -161,7 +161,6 @@ def AddComputedActions(actions):
   for input_method_id in INPUT_METHOD_IDS:
     actions.add('LanguageOptions_DisableInputMethod_%s' % input_method_id)
     actions.add('LanguageOptions_EnableInputMethod_%s' % input_method_id)
-    actions.add('InputMethodOptions_Open_%s' % input_method_id)
   for language_code in LANGUAGE_CODES:
     actions.add('LanguageOptions_UiLanguageChange_%s' % language_code)
     actions.add('LanguageOptions_SpellCheckLanguageChange_%s' % language_code)