Auto merge of #23203 - iulianR:22828, r=jdm

Implement PerformanceNavigation interface

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- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #22828 (GitHub issue number if applicable)

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bors-servo 2019-07-15 13:55:33 -04:00 committed by GitHub
commit 005320c08c
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19 changed files with 411 additions and 69 deletions

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@ -18902,7 +18902,7 @@
"testharness"
],
"mozilla/interfaces.html": [
"b6cbf4b4f9b4fdcbe5f05a96970822d2ae9d325d",
"cb0317a6de33cc5283f3754bece13a3b04940423",
"testharness"
],
"mozilla/interfaces.js": [