Password bubble: Ensure that the bubble stays open for at least 1 second.

chrome/browser/ui/passwords/manage_passwords_ui_controller.h

Index: chrome/browser/ui/passwords/manage_passwords_ui_controller.h
diff --git a/chrome/browser/ui/passwords/manage_passwords_ui_controller.h b/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
index 7e1b67e0a1b8f53e4a6523e3ae46f1f4db8551d1..55dfb2a394b7a56f637f872b03e6498bba3f70ab 100644
--- a/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
+++ b/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_UI_CONTROLLER_H_
 
 #include "base/memory/scoped_vector.h"
+#include "base/timer/elapsed_timer.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/core/browser/password_form_manager.h"
 #include "components/password_manager/core/browser/password_store.h"
@@ -139,6 +140,11 @@ class ManagePasswordsUIController
   // |password_form_map_|.
   GURL origin_;
 
+  // Used to measure the amount of time on a page; if it's less than some
+  // reasonable limit, then don't close the bubble upon navigation. We create
+  // (and destroy) the timer in DidNavigateMainFrame.
+  scoped_ptr<base::ElapsedTimer> timer_;
+
   DISALLOW_COPY_AND_ASSIGN(ManagePasswordsUIController);
 };