Unreviewed EFL gardening.

Mark perf/show-hide-table-rows.html as sometimes failing or slow
on EFL port.

* platform/efl/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@143214 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Unreviewed. Add myself to committers list.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@143215 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[chromium] Remove ahem_path from WebKit.gyp
https://bugs.webkit.org/show_bug.cgi?id=110111

Reviewed by Jochen Eisinger.

It's only used in DumpRenderTree.gyp, and that file defines its own
copy of this variable.

* WebKit.gyp:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@143216 268f45cc-cd09-0410-ab3c-d52691b4dbfc