User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a2pre) Gecko/20100227 Minefield/3.7a2pre Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a2pre) Gecko/20100227 Minefield/3.7a2pre ID:20100227035329 Selected some text in a webpage, then dragging that text into a textarea fails to copy the the text into the text area Reproducible: Always Steps to Reproduce: 1. Select some text 2. Attempt to drag the selected text into a textarea, such as the Comments box below Actual Results: The text is not copied into the textarea Expected Results: The text should have been copied into the textarea

Is this a recent regression? (e.g., from bug 457800?)

regression window: works: http://hg.mozilla.org/mozilla-central/rev/0e7b78eabfd8 Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a2pre) Gecko/20100226 Minefield/3.7a2pre ID:20100226110105 fails: http://hg.mozilla.org/mozilla-central/rev/d617a2fced26 Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.3a2pre) Gecko/20100226 Minefield/3.7a2pre ID:20100226113546 pushlog: http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=0e7b78eabfd8&tochange=d617a2fced26 candidate regression bug: Bug 457800 - Implement placeholder attribute for text input fields

Patch in bug 549132 will fix this issue.

Bug 549132 landed, so this should also be fixed, but we need someone to verify that it is actually fixed with a build containing that patch. Also, this bug needs its own test to make sure things don't regress in the future.

Yep, it seems to be fixed now in the latest hourly.