cros system menu - fix back and settings buttons in IME detailed view.

ash/common/system/chromeos/ime_menu/ime_list_view.cc

Index: ash/common/system/chromeos/ime_menu/ime_list_view.cc
diff --git a/ash/common/system/chromeos/ime_menu/ime_list_view.cc b/ash/common/system/chromeos/ime_menu/ime_list_view.cc
index 1c6670ade06f73af7059197e9f6986336407e7e8..93dd1d51cea695fe93afe415d5ba2af7e347900f 100644
--- a/ash/common/system/chromeos/ime_menu/ime_list_view.cc
+++ b/ash/common/system/chromeos/ime_menu/ime_list_view.cc
@@ -399,7 +399,8 @@ void ImeListView::HandleViewClicked(views::View* view) {
   GetWidget()->Close();
 }
 
-void ImeListView::ButtonPressed(views::Button* sender, const ui::Event& event) {
+void ImeListView::HandleButtonPressed(views::Button* sender,
+                                      const ui::Event& event) {
   DCHECK(material_keyboard_status_view_);
   DCHECK_EQ(sender, material_keyboard_status_view_->toggle());
   WmShell::Get()->ToggleIgnoreExternalKeyboard();