HCOLL-167 simplified the map builder by making "file" very much an option parameter, is it not REQUIRED for all types of maps. Also updated the many of the TCP replication test to remove the user of file() as its simply not required for this in many cases.

src/test/java/net/openhft/chronicle/map/TCPSocketReplication4WayMapTest.java

@@ -26,7 +26,6 @@ import java.io.Closeable;
 import java.io.IOException;
 import java.net.InetSocketAddress;
 
-import static net.openhft.chronicle.map.Builder.getPersistenceFile;
 import static net.openhft.chronicle.map.Builder.newTcpSocketShmBuilder;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
@@ -48,7 +47,7 @@ public class TCPSocketReplication4WayMapTest {
             final int serverPort,
             final InetSocketAddress... endpoints) throws IOException {
         return (T) newTcpSocketShmBuilder(Integer.class, CharSequence.class,
-                identifier, serverPort, endpoints).create(getPersistenceFile());
+                identifier, serverPort, endpoints).create();
     }
 
 
@@ -60,8 +59,7 @@ public class TCPSocketReplication4WayMapTest {
         return newTcpSocketShmBuilder(IntValue.class, CharSequence.class,
                 identifier, serverPort, endpoints)
                 .entries(20000L)
-                .keyMarshaller(ByteableIntValueMarshaller.INSTANCE)
-                .create(getPersistenceFile());
+                .keyMarshaller(ByteableIntValueMarshaller.INSTANCE).create();
     }