Silence INFO logging in net/tools/quic/ and use VLOG(1) instead.

BUG=334690

Review URL: https://codereview.chromium.org/137253006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245099 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 245099