Move the hiding of Views location bar bubbles into LocationBarView.

chrome/browser/ui/views/autofill/save_card_icon_view.cc

Index: chrome/browser/ui/views/autofill/save_card_icon_view.cc
diff --git a/chrome/browser/ui/views/autofill/save_card_icon_view.cc b/chrome/browser/ui/views/autofill/save_card_icon_view.cc
index 36b3eb2540971367201553b727dd5b823f524cee..e39916e088e4bde214d4ac177935363f194b4040 100644
--- a/chrome/browser/ui/views/autofill/save_card_icon_view.cc
+++ b/chrome/browser/ui/views/autofill/save_card_icon_view.cc
@@ -22,8 +22,6 @@ SaveCardIconView::SaveCardIconView(CommandUpdater* command_updater,
       browser_(browser) {
   set_id(VIEW_ID_SAVE_CREDIT_CARD_BUTTON);
   SetTooltipText(l10n_util::GetStringUTF16(IDS_TOOLTIP_SAVE_CREDIT_CARD));
-  if (browser)
-    browser->tab_strip_model()->AddObserver(this);
 }
 
 SaveCardIconView::~SaveCardIconView() {}
@@ -44,12 +42,6 @@ gfx::VectorIconId SaveCardIconView::GetVectorIcon() const {
   return gfx::VectorIconId::CREDIT_CARD;
 }
 
-void SaveCardIconView::TabDeactivated(content::WebContents* contents) {
-  SaveCardBubbleControllerImpl* controller = GetController();
-  if (controller)
-    controller->HideBubble();
-}
-
 SaveCardBubbleControllerImpl* SaveCardIconView::GetController() const {
   if (!browser_)
     return nullptr;