Close the save card bubble on tab switch.

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/autofill/save_card_icon_view.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/ui/autofill/save_card_bubble_controller_impl.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/browser/ui/views/autofill/save_card_bubble_views.h"
 #include "chrome/grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/vector_icons_public.h"
 
 namespace autofill {
 
 SaveCardIconView::SaveCardIconView(CommandUpdater* command_updater,
                                    Browser* browser)
     : BubbleIconView(command_updater, IDC_SAVE_CREDIT_CARD_FOR_PAGE),
       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() {}
 
 void SaveCardIconView::OnExecuting(
     BubbleIconView::ExecuteSource execute_source) {}
 
 views::BubbleDelegateView* SaveCardIconView::GetBubble() const {
-  if (!browser_)
-    return nullptr;
-  content::WebContents* web_contents =
-      browser_->tab_strip_model()->GetActiveWebContents();
-  if (!web_contents)
-    return nullptr;
-  autofill::SaveCardBubbleControllerImpl* controller =
-      autofill::SaveCardBubbleControllerImpl::FromWebContents(web_contents);
+  SaveCardBubbleControllerImpl* controller = GetController();
   if (!controller)
     return nullptr;
 
   return static_cast<autofill::SaveCardBubbleViews*>(
       controller->save_card_bubble_view());
 }
 
 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;
+  content::WebContents* web_contents =
+      browser_->tab_strip_model()->GetActiveWebContents();
+  if (!web_contents)
+    return nullptr;
+  return autofill::SaveCardBubbleControllerImpl::FromWebContents(web_contents);
+}
+
 }  // namespace autofill