Password bubble should close if user clicks on the web page.

chrome/browser/ui/passwords/manage_passwords_bubble_model.h

 // Copyright 2013 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.
 
 #ifndef CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_BUBBLE_MODEL_H_
 #define CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_BUBBLE_MODEL_H_
 
 #include "chrome/browser/ui/passwords/manage_passwords_bubble.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/core/browser/password_manager_metrics_util.h"
@@ skipping 68 matching lines @@
     return best_matches_;
   }
   const base::string16& manage_link() const { return manage_link_; }
   const base::string16& save_confirmation_text() const {
     return save_confirmation_text_;
   }
   const gfx::Range& save_confirmation_link_range() const {
     return save_confirmation_link_range_;
   }
 
+  // Make the accessor public.
+  using WebContentsObserver::web_contents;
+
 #if defined(UNIT_TEST)
   // Gets and sets the reason the bubble was displayed.
   password_manager::metrics_util::UIDisplayDisposition display_disposition()
       const {
     return display_disposition_;
   }
 
   // Gets the reason the bubble was dismissed.
   password_manager::metrics_util::UIDismissalReason dismissal_reason() const {
     return dismissal_reason_;
@@ skipping 12 matching lines @@
   base::string16 save_confirmation_text_;
   gfx::Range save_confirmation_link_range_;
 
   password_manager::metrics_util::UIDisplayDisposition display_disposition_;
   password_manager::metrics_util::UIDismissalReason dismissal_reason_;
 
   DISALLOW_COPY_AND_ASSIGN(ManagePasswordsBubbleModel);
 };
 
 #endif  // CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_BUBBLE_MODEL_H_