Revision 31a51c70f74e23dc52f2033e552990a03f3166a9 authored by Mike Pennisi on 29 June 2018, 15:27:58 UTC, committed by Ms2ger on 02 July 2018, 14:31:05 UTC
Today, the return value of functions provided to the global
`add_cleanup` function has no effect on the behavior of the test runner.
An upcoming feature addition to testharness.js will cause the return
value to influence test results [1].

Despite this, some existing tests have already been authored to return a
value: the result of `document.exitFullScreen`. Although this is
expected to be a Promise in conforming implementations, some browsers do
not yet implement this functionality.

To allow the new test harness feature to land without introducing
harness errors, refactor existing tests to omit a return value.

Additionally, use `Promise.prototype.catch` to avoid race conditions
resulting from unhandled Promise rejections (which trigger a harness
error in testharness.js today).

[1] https://github.com/web-platform-tests/wpt/issues/6075
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line-dasharray-ref.svg -rw-r--r-- 264 bytes
line-dasharray.svg -rw-r--r-- 612 bytes
line-getPointAtLength.svg -rw-r--r-- 1.5 KB
line-pathLength.svg -rw-r--r-- 944 bytes
rect-01-ref.html -rw-r--r-- 130 bytes
rect-01.svg -rw-r--r-- 557 bytes
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rect-03-ref.html -rw-r--r-- 150 bytes
rect-03.svg -rw-r--r-- 592 bytes
rect-04-ref.html -rw-r--r-- 325 bytes
rect-04.svg -rw-r--r-- 634 bytes

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