Merge branch 'stable-2.15' into stable-2.16

* stable-2.15:
  Upgrade google-java-format to 1.7

Change-Id: Ia7383822ef59fb60bb5559956a065ae46b2e4f4a

java/com/google/gerrit/acceptance/AbstractNotificationTest.java

@@ -116,9 +116,7 @@ public abstract class AbstractNotificationTest extends AbstractDaemonTest {
       recipients.put(CC, parseAddresses(message, "Cc"));
       recipients.put(
           BCC,
-          message
-              .rcpt()
-              .stream()
+          message.rcpt().stream()
               .map(Address::getEmail)
               .filter(e -> !recipients.get(TO).contains(e) && !recipients.get(CC).contains(e))
               .collect(toList()));