As noted in, that change broke my TMGMT tests and it looks like it already fails with the initial creation of the language-specific comment and it can be tracked down to that commit, so my guess is that it's a bug in ET.
PASSED: [[SimpleTest]]: [MySQL] 681 pass(es). View
FAILED: [[SimpleTest]]: [MySQL] Unable to apply patch et-comment-1760270-7.patch. Unable to apply patch. See the log in the details link for more information. View