Bug 1478261 - Enable browser_perf-allocation-data.js in e10s;r=ochameau

MozReview-Commit-ID: v6UZoSx2tY

--HG--
extra : rebase_source : f58c98db64224fdad11fbac7e54e476edff1581e

devtools/server/tests/browser/browser.ini

@@ -80,7 +80,6 @@ skip-if = e10s # Bug 1183605 - devtools/server/tests/browser/ tests are still di
 [browser_perf-03.js]
 [browser_perf-04.js]
 [browser_perf-allocation-data.js]
-skip-if = e10s # Bug 1183605 - devtools/server/tests/browser/ tests are still disabled in E10S
 [browser_perf-profiler-01.js]
 [browser_perf-profiler-02.js]
 skip-if = true # Needs to be updated for async actor destruction