Remove fallback changes

lib/batch/models/query/main-fallback.js

@@ -30,11 +30,7 @@ MainFallback.prototype.getNextQuery = function (job) {
 
 MainFallback.prototype.getOnSuccess = function (job) {
     if (job.status === jobStatus.DONE && job.fallback_status === jobStatus.PENDING) {
-        var onsuccessQuery = job.query.onsuccess;
-        if (onsuccessQuery) {
-            onsuccessQuery = onsuccessQuery.replace(/<%=\s*job_id\s*%>/g, job.job_id);
-        }
-        return onsuccessQuery;
+        return job.query.onsuccess;
     }
 };
 
@@ -44,12 +40,7 @@ MainFallback.prototype.hasOnSuccess = function (job) {
 
 MainFallback.prototype.getOnError = function (job) {
     if (job.status === jobStatus.FAILED && job.fallback_status === jobStatus.PENDING) {
-        var onerrorQuery = job.query.onerror;
-        if (onerrorQuery) {
-            onerrorQuery = onerrorQuery.replace(/<%=\s*job_id\s*%>/g, job.job_id);
-            onerrorQuery = onerrorQuery.replace(/<%=\s*error_message\s*%>/g, job.failed_reason);
-        }
-        return onerrorQuery;
+        return job.query.onerror;
     }
 };