Unreviewed, rolling out r189407 and r189424.
https://bugs.webkit.org/show_bug.cgi?id=148993

Broke some tests, and made others flakily time out (Requested
by ap on #webkit).

Reverted changesets:

"[WebGL] Update WebGL 1.0.3 conformance tests"
https://bugs.webkit.org/show_bug.cgi?id=148858
http://trac.webkit.org/changeset/189407

"REGRESSION (r189407): webgl/1.0.3/conformance/extensions
/webgl-draw-buffers.html"
http://trac.webkit.org/changeset/189424

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@189533 268f45cc-cd09-0410-ab3c-d52691b4dbfc
22 files changed