Unreviewed, rolling out r75595.

Unreviewed, rolling out r75595.
http://trac.webkit.org/changeset/75595
https://bugs.webkit.org/show_bug.cgi?id=52286

Patch by Sheriff Bot <webkit.review.bot@gmail.com> on 2011-01-12
It broke fast/regex/pcre-test-1.html (Requested by Ossy on
#webkit).

* JavaScriptCore.gypi:
* JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.vcproj:
* JavaScriptCore.xcodeproj/project.pbxproj:
* runtime/RegExp.cpp:
* yarr/Yarr.h: Removed.
* yarr/YarrInterpreter.cpp:
* yarr/YarrInterpreter.h:
* yarr/YarrJIT.cpp:
(JSC::Yarr::jitCompile):
* yarr/YarrJIT.h:
(JSC::Yarr::execute):
* yarr/YarrParser.h:
* yarr/YarrPattern.cpp:
(JSC::Yarr::compile):
(JSC::Yarr::YarrPattern::YarrPattern):
* yarr/YarrPattern.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@75597 268f45cc-cd09-0410-ab3c-d52691b4dbfc