Changes in 20210315091836

Built from 29ed711969d6dfc9d0f74f0a1cfed57b5e580788

..index..
Bug 1698303 R[Core:CSS Transitions and Animations]AnimationEventDispatcher.h:54:41: error: use of undeclared identifier 'profiler_can_accept_markers'
Bug 1698043 R[Core:DOM: Core & HTML]Input Field of type Number, placeholder blocked by arrows if text-align:right
Bug 1697818 R[Core:GFX: Color Management]Drop handrolled NEON SIMD wrappers.
Bug 1697887 R[Core:GFX: Color Management]Remove TransfromPrecache test.
Bug 1694537 R[Core:Javascript: WebAssembly]Support values with reference types in Wasm exception objects
Bug 1697738 R[Firefox:Session Restore]Some SessionStore.jsm refactoring
Bug 1698361 R[Toolkit:Themes]Move dropdown.svg & radio.svg out of toolkit/themes/shared/in-content
Bug 1698319 R[Toolkit:Themes]The X in the PiP closing button is off-center
Bug 1698352 R[Toolkit:Themes]Remove --in-content-border-focus variable
Bug 1698360 R[Toolkit:Themes]Get rid of toolkit/themes/shared/incontent-icons directory
Bug 1698210 R[Toolkit:Themes]Simplify RTL icon animations and multi-transform patterns with CSS individual transforms
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Changes to 11 bugs - 11 fixed.