Description of problem: middle click on the scroll bar in a message composition window causes a paste into the message. Version-Release number of selected component (if applicable): to the best of my knowledge, all versions How reproducible: always Steps to Reproduce: 1. put some text into X11's clipboard 2. compose a long message 3. middle click on scroll bar to jump to a location in the message Actual results: Window scrolls and text gets pasted into the message body Expected results: Window scrolls to desired location in the window. Additional info: I have reported this upstream: https://bugzilla.mozilla.org/show_bug.cgi?id=70698 Unfortunately, it seems to have gotten stuck in limbo, and as far as anyone can tell, the attached patch works as expected. I have been using this patch for at least a year and have not encountered any unexpected consequences.
Created attachment 147828 [details] Patch fixes described problem