1976243 - Prevent shadowing document properties in Nightly

Status: RESOLVED FIXED

(Core :: DOM: Core & HTML, task)

Description

[Tom Schuster]

We collected a bunch of telemetry (see here) that seems suggest blocking the shadowing of document properties (a.k.a. DOM clobbering) should be feasible. Let's try this on Nightly.

Comment 1

[Tom Schuster]

Attachment: Bug 1976243 - Prevent shadowing of document properties in Nightly. r?#dom-core

See also: https://github.com/whatwg/html/issues/10687

Comment 2

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/2d11f07ce044
https://hg.mozilla.org/integration/autoland/rev/9a3f9bc05d6b
Prevent shadowing of document properties in Nightly. r=dom-core,smaug

Comment 3

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Created web-platform-tests PR https://github.com/web-platform-tests/wpt/pull/53679 for changes under testing/web-platform/tests

Comment 4

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/9a3f9bc05d6b

Comment 5

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Upstream PR merged by moz-wptsync-bot