Well those are headers from what looks like a botched but not cleaned up git merge.
You can delete those :)
This should probably fix it.
Though Steve K should really fix the botched merge and clean up as he intended. I am not sure if he wanted to get rid of the IE stuff or not.
Automatically closed -- issue fixed for 2 weeks with no activity.
This isn't fixed.
I've manually removed the extra lines but can't be sure what else should be removed.
Duplicate of #1905884: Bad merge reminences commited by accident.
Which is fixed in 0b8c42c
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