Fix Eclipse warnings

Change-Id: I5d156621bd0b9c25cc170895f0a284fbc7db9c60
diff --git a/src/test/java/com/googlesource/gerrit/plugins/quota/PublisherExceptionTest.java b/src/test/java/com/googlesource/gerrit/plugins/quota/PublisherExceptionTest.java
index 8018a86..28d2ef7 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/quota/PublisherExceptionTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/quota/PublisherExceptionTest.java
@@ -26,7 +26,6 @@
 import org.apache.log4j.Logger;
 import org.apache.log4j.spi.LoggingEvent;
 import org.easymock.Capture;
-import org.easymock.EasyMock;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -57,7 +56,7 @@
 
   @Before
   public void setupLogging() {
-    captor = new Capture();
+    captor = new Capture<>();
     appender = createMock(Appender.class);
     appender.doAppend(capture(captor));
     expectLastCall().anyTimes();