Include whether Notification permission was requested with a user gesture.

content/renderer/notification_permission_dispatcher.cc

Index: content/renderer/notification_permission_dispatcher.cc
diff --git a/content/renderer/notification_permission_dispatcher.cc b/content/renderer/notification_permission_dispatcher.cc
index 92d5529122b2dcbef19ce47de6de3a2ae09a24d0..0766d0043d9e77139aec3fce9f0efbec284ba0bc 100644
--- a/content/renderer/notification_permission_dispatcher.cc
+++ b/content/renderer/notification_permission_dispatcher.cc
@@ -8,6 +8,7 @@
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/web/WebNotificationPermissionCallback.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
+#include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 #include "url/gurl.h"
 
 namespace content {
@@ -24,7 +25,10 @@ void NotificationPermissionDispatcher::RequestPermission(
     blink::WebNotificationPermissionCallback* callback) {
   int request_id = pending_requests_.Add(callback);
   Send(new PlatformNotificationHostMsg_RequestPermission(
-      routing_id(), GURL(origin.toString()), request_id));
+      routing_id(),
+      GURL(origin.toString()),
+      request_id,
+      blink::WebUserGestureIndicator::isProcessingUserGesture()));
 }
 
 bool NotificationPermissionDispatcher::OnMessageReceived(