GitLab

I added some JavaScript code to test_case.html that previously would have made PostMessage not function (which I verified).

This depends on the following WebKit issue:
https://bugs.webkit.org/show_bug.cgi?id=71478

BUG=82604
TEST=N/A

Review URL: http://codereview.chromium.org/8437093

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110513 0039d316-1c4b-4281-b951-d872f2087c98