MenuButton: support Mac look & feel

chrome/browser/ui/views/translate/translate_bubble_view.cc

Index: chrome/browser/ui/views/translate/translate_bubble_view.cc
diff --git a/chrome/browser/ui/views/translate/translate_bubble_view.cc b/chrome/browser/ui/views/translate/translate_bubble_view.cc
index 13af4c444318e67b7c02cb8b4ac6f0d87334990d..097a6f7e823d30f852ffe6f12b7c72b6f16159b5 100644
--- a/chrome/browser/ui/views/translate/translate_bubble_view.cc
+++ b/chrome/browser/ui/views/translate/translate_bubble_view.cc
@@ -416,10 +416,10 @@ views::View* TranslateBubbleView::CreateViewBeforeTranslate() {
       l10n_util::GetStringUTF16(IDS_TRANSLATE_BUBBLE_NEVER_TRANSLATE_SITE);
 
   denial_combobox_model_.reset(new ui::SimpleComboboxModel(items));
-  denial_combobox_ = new views::Combobox(denial_combobox_model_.get());
+  denial_combobox_ = new views::Combobox(denial_combobox_model_.get(),
+                                         views::Combobox::STYLE_ACTION);

[tapted, 2016/05/09 08:01:35]

heads-up: this will need a rebase

   denial_combobox_->set_id(COMBOBOX_ID_DENIAL);
   denial_combobox_->set_listener(this);
-  denial_combobox_->SetStyle(views::Combobox::STYLE_ACTION);
 
   views::View* view = new views::View();
   views::GridLayout* layout = new views::GridLayout(view);