Revert of LeakDetector: Add an expectation for resolve-after-window-c…

…lose.html (patchset #1 of https://codereview.chromium.org/460213002/)

Reason for revert:
Fixed by http://src.chromium.org/viewvc/blink?view=revision&revision=180139

Original issue's description:
> LeakDetector: Add an expectation for resolve-after-window-close.html
> 
> r179771 fixed the crash bug but it didn't fix the leak bug.
> 
> BUG=400012
> TEST=n/a
> NOTRY=true
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=180028

[email protected],[email protected]
NOTREECHECKS=true
NOTRY=true
BUG=400012

Review URL: https://codereview.chromium.org/475593003

git-svn-id: svn://svn.chromium.org/blink/trunk@180221 bbb929c8-8fbe-4397-9dbb-9b2b20218538

LayoutTests/LeakExpectations

@@ -26,9 +26,6 @@ crbug.com/366029 virtual/softwarecompositing/geometry/layer-due-to-layer-childre
 # FIXME: The below tests crashes when the leak detector is run on debug builds
 crbug.com/366043 [ Debug ] fast/history/history-traversal-is-asynchronous.html [ Crash ]
 
-# FIXME: The below test occasionally crashes/leaks when the leak detector is running on release builds
-crbug.com/400012 http/tests/serviceworker/chromium/resolve-after-window-close.html [ Leak Pass ]
-
 # FIXME: html imports tests are flaky from extra navigation from leak detector
 crbug.com/366477 http/tests/htmlimports/redirect.html [ Failure Pass ]