1 files changed, 6 insertions, 0 deletions
diff --git a/components/app_modal/javascript_dialog_manager.h b/components/app_modal/javascript_dialog_manager.h
index b204aaf8..9d70bd3 100644
--- a/components/app_modal/javascript_dialog_manager.h
+++ b/components/app_modal/javascript_dialog_manager.h
@@ -8,6 +8,7 @@
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
+#include "base/time/time.h"
 #include "components/app_modal/javascript_app_modal_dialog.h"
 #include "content/public/browser/javascript_dialog_manager.h"
 
@@ -80,6 +81,11 @@ class JavaScriptDialogManager : public content::JavaScriptDialogManager {
   scoped_ptr<JavaScriptNativeDialogFactory> native_dialog_factory_;
   scoped_ptr<JavaScriptDialogExtensionsClient> extensions_client_;
 
+  // Record a single create and close timestamp to track the time between
+  // dialogs. (Since Javascript dialogs are modal, this is even accurate!)
+  base::TimeTicks last_close_time_;
+  base::TimeTicks last_creation_time_;
+
   DISALLOW_COPY_AND_ASSIGN(JavaScriptDialogManager);
 };