Close the password bubble when the fullscreen state has changed.

chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h

Index: chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h
diff --git a/chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h b/chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h
index 3b3b2b8ce191a7067df60f1b3979460b4f6972b3..bd07c13f5f0de89c9ef845c716cacc453b2605d1 100644
--- a/chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h
+++ b/chrome/browser/ui/views/passwords/manage_passwords_bubble_view.h
@@ -6,6 +6,8 @@
 #define CHROME_BROWSER_UI_VIEWS_PASSWORDS_MANAGE_PASSWORDS_BUBBLE_VIEW_H_
 
 #include "chrome/browser/ui/passwords/manage_passwords_bubble.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
 #include "ui/views/bubble/bubble_delegate.h"
 
 class ManagePasswordsIconView;
@@ -23,7 +25,8 @@ class WebContents;
 // 3. BlacklistedView: Informs the user that the current page is blacklisted.
 //
 class ManagePasswordsBubbleView : public ManagePasswordsBubble,
-                                  public views::BubbleDelegateView {
+                                  public views::BubbleDelegateView,
+                                  public content::NotificationObserver {
  public:
   // Shows the bubble.
   static void ShowBubble(content::WebContents* web_contents,
@@ -90,9 +93,14 @@ class ManagePasswordsBubbleView : public ManagePasswordsBubble,
   virtual void Init() override;
   virtual void WindowClosing() override;
 
-  // views::WidgetDelegate
+  // views::WidgetDelegate:
   virtual views::View* GetInitiallyFocusedView() override;
 
+  // content::NotificationObserver:
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) override;
+
   void set_initially_focused_view(views::View* view) {
     DCHECK(!initially_focused_view_);
     initially_focused_view_ = view;
@@ -116,6 +124,9 @@ class ManagePasswordsBubbleView : public ManagePasswordsBubble,
   class WebContentMouseHandler;
   scoped_ptr<WebContentMouseHandler> mouse_handler_;
 
+  // Used to register for fullscreen change notifications.
+  content::NotificationRegistrar registrar_;
+
   DISALLOW_COPY_AND_ASSIGN(ManagePasswordsBubbleView);
 };