Fix unnecessary type paramaters

Can be inferred by the compiler.

Change-Id: If880ddfb7d7af2be70729d0c9f73c7c821b9c652

org.eclipse.jgit.junit.http/src/org/eclipse/jgit/junit/http/AccessEvent.java

diff --git a/org.eclipse.jgit.junit.http/src/org/eclipse/jgit/junit/http/AccessEvent.java b/org.eclipse.jgit.junit.http/src/org/eclipse/jgit/junit/http/AccessEvent.java
index 6b7853d..0154a7f 100644
--- a/org.eclipse.jgit.junit.http/src/org/eclipse/jgit/junit/http/AccessEvent.java
+++ b/org.eclipse.jgit.junit.http/src/org/eclipse/jgit/junit/http/AccessEvent.java
@@ -102,7 +102,7 @@ private static Map<String, String> cloneHeaders(final Response rsp) {
 
 	@SuppressWarnings("unchecked")
 	private static Map<String, String[]> clone(Map parameterMap) {
-		return new TreeMap<String, String[]>(parameterMap);
+		return new TreeMap<>(parameterMap);
 	}
 
 	/** @return {@code "GET"} or {@code "POST"} */