Stop generating dumps in the referrer check, but log in all developer builds

BUG=none
R=mef@chromium.org

Review URL: https://codereview.chromium.org/136613002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244518 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244518
Revert of https://codereview.chromium.org/129593003/
Reason for revert: Breaking interactive_ui_tests on tree

TBR=plundblad@chromium.org,dmazzoni@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=none

Review URL: https://codereview.chromium.org/137023002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244519 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244519