Intent to Prototype: Constructable Stylesheet Objects

Summary: Many web components use the functionality of Shadow DOM . Currently, In order for a stylesheet to take effect in a Shadow DOM, it must be specified using an HTML

Intent To Ship: backdrop-filter

Intent: As of Nightly 79 (shipping in release 7/28) I intend to turn backdrop-filter on by default for all systems on which WebRender is enabled. Here is a list of systems and their current status with regard to shipping WebRender: https://wiki.mozilla.org/Platform/GFX/WebRender_Where The featu