Remove ArrayBufferViewContents trait
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Removed ArrayBufferViewContents trait and dependent uses.
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Animation longhand serialization should be a list of each animation rather than a list of lists for each longhand.
Fixes part of #15398 - serialization should be a list of each animation, rather than a list of lists for each longhand.
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Fix the panic when transform is non-invertible
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Fixes the panic when transform is non-invertible.
Counterpart of https://github.com/servo/webrender/pull/823
r? @glennw
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Calling matchMedia during a MQL change event will not panic
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Calling matchMedia now leads to a new copy of MQL objects to prevent errors when borrowing references from MQL during an MQL change event.
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Actually include file with marker shorthand
This wasn't being included so nothing was actually happening.
r? @heycam or @mbrubeck
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Use bitflags for multikeyword properties
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Use bitflags for multikeyword properties
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