Deduplicate declarations on insertion, not at the end of parsing a block
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Servo side of gecko bug 1343078: update bindinggen bits for the changes I'm making to Gecko atoms.
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Otherwise they trigger their animations and transitions.
We will introduce gecko's own process in bug 1341985 (animations) and
bug 1341372 (transitions).
passes test-tidy
removed match and used map
added new test test_report_error_passing_correct_url(...) and modified old unit tests
removed the option for servourl and tidied up
removed the duplicate test.
made a few more changes after @cbrewster suggestions.
changed _url to url in few places
fixed the indenting
Implement parsing/serialization for caret-color
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This pull request implements parsing and serialization for the caret-color CSS property, per issue #15309 .
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Invalid three value positions are no longer accepted
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- Position parse no longer accepts invalid three value positions
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