Bug 1246301 - Incorrectly parsed value for update interval in shavar response. r=francois

MozReview-Commit-ID: Ks84KmA5uKJ

toolkit/components/url-classifier/ProtocolParser.cpp

@@ -130,7 +130,7 @@ ProtocolParser::ProcessControl(bool* aDone)
     } else if (StringBeginsWith(line, NS_LITERAL_CSTRING("n:"))) {
       if (PR_sscanf(line.get(), "n:%d", &mUpdateWait) != 1) {
         PARSER_LOG(("Error parsing n: '%s' (%d)", line.get(), mUpdateWait));
-        mUpdateWait = 0;
+        return NS_ERROR_FAILURE;
       }
     } else if (line.EqualsLiteral("r:pleasereset")) {
       mResetRequested = true;