Alters test field requirement in change description

This seems to have outlived its usefulness.

NOTRY=true
BUG=none
TEST=lol


Review URL: https://chromiumcodereview.appspot.com/10826040

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148666 0039d316-1c4b-4281-b951-d872f2087c98

PRESUBMIT.py

@@ -489,8 +489,6 @@ def CheckChangeOnCommit(input_api, output_api):
 
   results.extend(input_api.canned_checks.CheckChangeHasBugField(
       input_api, output_api))
-  results.extend(input_api.canned_checks.CheckChangeHasTestField(
-      input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasDescription(
       input_api, output_api))
   results.extend(_CheckSubversionConfig(input_api, output_api))