Skip async plugin test while fixing the failure.
https://bugs.webkit.org/show_bug.cgi?id=114217

* platform/mac-wk2/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@147968 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Tests for exceptions of type DOMException.TYPE_ERR in encrypted-media-syntax.html are broken
https://bugs.webkit.org/show_bug.cgi?id=113119

Renames testException() to testDOMException() and tweaks the check.
Also adds a new testException() helper for checking non-DOM exceptions.

Patch by Steve Block <steveblock@chromium.org> on 2013-04-08
Reviewed by Darin Adler.

* media/encrypted-media/encrypted-media-not-loaded.html:
* media/encrypted-media/encrypted-media-syntax-expected.txt:
* media/encrypted-media/encrypted-media-syntax.html:
* media/encrypted-media/encrypted-media-v2-syntax.html:
* media/media-fullscreen.js:
(buttonClickHandler):
(canplaythrough):
* media/track/track-add-remove-cue.html:
* media/track/track-addtrack-kind.html:
* media/track/track-cue-mutable.html:
* media/video-buffered.html:
* media/video-play-require-user-gesture.html:
* media/video-seek-no-src-exception.html:
* media/video-seekable.html:
* media/video-test.js:
(testDOMException):
* media/video-volume.html:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@147969 268f45cc-cd09-0410-ab3c-d52691b4dbfc