Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(2475)

Unified Diff: extensions/renderer/resources/guest_view/guest_view_container.js

Issue 2745173002: Set prototype for GuestView*.prototype to null. (Closed)
Patch Set: More nulls. Created 3 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: extensions/renderer/resources/guest_view/guest_view_container.js
diff --git a/extensions/renderer/resources/guest_view/guest_view_container.js b/extensions/renderer/resources/guest_view/guest_view_container.js
index efec02adb3a64303096e849bd0ec5888fa71499a..f34283160e7bcfc9f5a80d656dd364365f533957 100644
--- a/extensions/renderer/resources/guest_view/guest_view_container.js
+++ b/extensions/renderer/resources/guest_view/guest_view_container.js
@@ -33,6 +33,8 @@ function GuestViewContainer(element, viewType) {
// Prevent GuestViewContainer inadvertently inheriting code from the global
// Object, allowing a pathway for executing unintended user code execution.
+// TODO(wjmaclean): Use utils.expose() here instead? Track down other issues
+// of Object inheritance. https://crbug.com/701034
GuestViewContainer.prototype.__proto__ = null;
// Forward public API methods from |proto| to their internal implementations.

Powered by Google App Engine
This is Rietveld 408576698