Changes in 20210419094740

Built from 8e850fd29a957f505e0355c1326279e06e9040bb

..index..
Bug 1653902 R[Core:Audio/Video: Playback]Crash in [@ memcpy | mozilla::layers::PlanarYCbCrImage::BuildSurfaceDescriptorBuffer]
Bug 1695404 R[Core:CSS Parsing and Computation]Support the type() function in image-set
Bug 1705979 R[Core:Graphics: WebRender]Add support for nearest filtered scaled composites to SWGL
Bug 1705665 R[Core:JavaScript Engine]Add an iterator class for iterating over a shape's properties
Bug 1705193 N[Core:Layout]Perma [Tier2] /css/css-ui/text-overflow-022.html | Testing http://web-platform.test:8000/css/css-ui/text-overflow-022.html == http://web-platform.test:8000/css/css-ui/reference/text-overflow-022-ref.html
Bug 1705946 R[Core:Layout: Form Controls]Add some prefs for input type=datetime-local.
Bug 1705624 R[Core:Panning and Zooming]change the APZCTreeManager zoom constraints map hash to be presshellid ignoring
Bug 1705622 A[Core:Panning and Zooming]update fixed position content zoom constraints correctly
Bug 1575105 R[DevTools:General]Remove all references to transform-flow-strip-types in the Debugger codebase
Bug 1705737 R[DevTools:Responsive Design Mode]Refactor browser_page_redirection.js
Bug 1701691 R[Firefox:Messaging System]Infobars light/dark theme should match theme, not OS
Bug 1705810 R[Firefox:Sync]Sync "view image info" preference
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Changes to 12 bugs - 10 fixed.
1 bugs are not included due to being restricted