Unreviewed, rolling out r201363 and r201456.
https://bugs.webkit.org/show_bug.cgi?id=158240

"40% regression on date-format-xparb" (Requested by
keith_miller on #webkit).

Reverted changesets:

"LLInt should be able to cache prototype loads for values in
GetById"
https://bugs.webkit.org/show_bug.cgi?id=158032
http://trac.webkit.org/changeset/201363

"get_by_id should support caching unset properties in the
LLInt"
https://bugs.webkit.org/show_bug.cgi?id=158136
http://trac.webkit.org/changeset/201456

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@201532 268f45cc-cd09-0410-ab3c-d52691b4dbfc
23 files changed