[TEST] avoid double null check in TransportSearchActionTests

Author: javanna

server/src/test/java/org/elasticsearch/action/search/TransportSearchActionTests.java

@@ -828,12 +828,10 @@ public void testShouldMinimizeRoundtrips() throws Exception {
             searchRequestTests.setUp();
             SearchRequest searchRequest = searchRequestTests.createSearchRequest();
             searchRequest.scroll((Scroll)null);
-            if (searchRequest.source() != null) {
-                searchRequest.source().pointInTimeBuilder(null);
-            }
             searchRequest.searchType(SearchType.QUERY_THEN_FETCH);
             SearchSourceBuilder source = searchRequest.source();
             if (source != null) {
+                source.pointInTimeBuilder(null);
                 CollapseBuilder collapse = source.collapse();
                 if (collapse != null) {
                     collapse.setInnerHits(Collections.emptyList());