Replace all usage of LOG(INFO) in Chromoting host with HOST_LOG to bypass the presubmit check. This won't spam the chrome output because the chromoting host code doesn't run in the chrome processes.

BUG=

Review URL: https://codereview.chromium.org/86523005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237431 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237431