Change a DCHECK to CHECK to help debug a crash in release builds.
Change a DCHECK to CHECK to help debug a crash in
release builds.

R=eroman
BUG=4749
Review URL: http://codereview.chromium.org/12874

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@6241 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