Remove aggressive DCHECK in remoting::protocol::MessageReader()
Remove aggressive DCHECK in remoting::protocol::MessageReader()

DCHECK(!read_pending_) actually may happen and causes unnecessary crashes.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/6359018

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@72971 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