New pyauto translate hooks: always and never translate button.

chrome/browser/automation/automation_provider_observers.cc

Index: chrome/browser/automation/automation_provider_observers.cc
diff --git a/chrome/browser/automation/automation_provider_observers.cc b/chrome/browser/automation/automation_provider_observers.cc
index fa4517243ed95ea02d58cbfca51d6c4a0e1dcf3e..4938867f803f470d9246bf931105c24e75e997d6 100644
--- a/chrome/browser/automation/automation_provider_observers.cc
+++ b/chrome/browser/automation/automation_provider_observers.cc
@@ -995,6 +995,10 @@ void TabLanguageDeterminedObserver::Observe(
     type_to_string[TranslateInfoBarDelegate::TRANSLATION_ERROR] =
         "TRANSLATION_ERROR";
 
+    bar_info->SetBoolean("always_translate_lang_button_showing",
+                         translate_bar_->ShouldShowAlwaysTranslateButton());
+    bar_info->SetBoolean("never_translate_lang_button_showing",
+                         translate_bar_->ShouldShowNeverTranslateButton());
     bar_info->SetString("bar_state", type_to_string[translate_bar_->type()]);
     bar_info->SetString("target_lang_code",
                         translate_bar_->GetTargetLanguageCode());