Check for a negative integer properly.

BUG=169966

Review URL: https://chromiumcodereview.appspot.com/11892002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@176879 0039d316-1c4b-4281-b951-d872f2087c98
void SafeBrowsingBlockingPageV2::PopulateMultipleThreatStringDictionary(
    DictionaryValue* strings) {
  NOTREACHED();
}

void SafeBrowsingBlockingPageV2::PopulateMultipleThreatStringDictionary(
    DictionaryValue* strings) {
  NOTREACHED();
}
