We DnD shouldn't provide text/html if it claims to provide text/text/plain;charset=utf-8.
We DnD shouldn't provide text/html if it claims to provide text/text/plain;charset=utf-8.

BUG=crosbug.com/2178
TEST=See http://code.google.com/p/chromium-os/issues/detail?id=2178

Review URL: http://codereview.chromium.org/1599023

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@44063 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser