Disabling the TestEvent and TestEventReadOnly tests while I figure out why they are failing with the Nt event patches.

BUG=305815
TBR=rvargas

Review URL: https://codereview.chromium.org/45623003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231121 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 231121