[grid] Optimizing imports for SessionQueue classes

Author: diemol

java/server/src/org/openqa/selenium/grid/sessionqueue/AddBackToSessionQueue.java

@@ -33,8 +33,6 @@
 import org.openqa.selenium.remote.tracing.Span;
 import org.openqa.selenium.remote.tracing.Tracer;
 
-import java.util.UUID;
-
 class AddBackToSessionQueue implements HttpHandler {
 
   private final Tracer tracer;

java/server/src/org/openqa/selenium/grid/sessionqueue/NewSessionQueuer.java

@@ -48,11 +48,9 @@
 import java.util.Objects;
 import java.util.Optional;
 import java.util.UUID;
-import java.util.logging.Logger;
 
 public abstract class NewSessionQueuer implements HasReadyState, Routable {
 
-  private static final Logger LOG = Logger.getLogger(NewSessionQueuer.class.getName());
   private final Route routes;
   protected final Tracer tracer;
 

java/server/src/org/openqa/selenium/grid/sessionqueue/httpd/DefaultNewSessionQueuerConfig.java

@@ -17,9 +17,9 @@
 
 package org.openqa.selenium.grid.sessionqueue.httpd;
 
-    import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableMap;
 
-    import org.openqa.selenium.grid.config.MapConfig;
+import org.openqa.selenium.grid.config.MapConfig;
 
 class DefaultNewSessionQueuerConfig extends MapConfig {
 

java/server/src/org/openqa/selenium/grid/sessionqueue/local/LocalNewSessionQueuer.java

@@ -33,11 +33,9 @@
 
 import java.time.Duration;
 import java.util.Optional;
-import java.util.logging.Logger;
 
 public class LocalNewSessionQueuer extends NewSessionQueuer {
 
-  private static final Logger LOG = Logger.getLogger(LocalNewSessionQueuer.class.getName());
   private final EventBus bus;
   public final NewSessionQueue sessionRequests;
 

java/server/src/org/openqa/selenium/grid/sessionqueue/remote/RemoteNewSessionQueuer.java

@@ -18,7 +18,8 @@
 package org.openqa.selenium.grid.sessionqueue.remote;
 
 import static java.net.HttpURLConnection.HTTP_OK;
-import static org.openqa.selenium.grid.sessionqueue.NewSessionQueue.*;
+import static org.openqa.selenium.grid.sessionqueue.NewSessionQueue.SESSIONREQUEST_ID_HEADER;
+import static org.openqa.selenium.grid.sessionqueue.NewSessionQueue.SESSIONREQUEST_TIMESTAMP_HEADER;
 import static org.openqa.selenium.remote.http.HttpMethod.DELETE;
 import static org.openqa.selenium.remote.http.HttpMethod.GET;
 import static org.openqa.selenium.remote.http.HttpMethod.POST;
@@ -41,7 +42,6 @@
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.util.Optional;
-import java.util.UUID;
 import java.util.logging.Logger;
 
 public class RemoteNewSessionQueuer extends NewSessionQueuer {