[java] Code cleanup, no functional changes

Author: barancev

java/client/src/org/openqa/selenium/firefox/FirefoxOptions.java

@@ -37,7 +37,6 @@
 import java.util.Objects;
 import java.util.Optional;
 import java.util.TreeMap;
-import java.util.function.Function;
 
 import static java.util.Collections.unmodifiableMap;
 import static java.util.stream.Collectors.toMap;

java/client/src/org/openqa/selenium/safari/SafariOptions.java

@@ -26,7 +26,6 @@
 import org.openqa.selenium.Capabilities;
 import org.openqa.selenium.WebDriverException;
 
-import java.util.HashMap;
 import java.util.Map;
 import java.util.TreeMap;
 
@@ -64,8 +63,6 @@ private interface Option {
     String AUTOMATIC_PROFILING = "safari:automaticProfiling";
   }
 
-//  private Map<String, Object> options = new TreeMap<>();
-
   public SafariOptions() {
     setUseTechnologyPreview(false);
     setCapability(BROWSER_NAME, "safari");

java/server/src/org/openqa/selenium/grid/log/LoggingOptions.java

@@ -19,7 +19,6 @@
 
 import org.openqa.selenium.grid.config.Config;
 import org.openqa.selenium.internal.Require;
-import org.openqa.selenium.json.Json;
 import org.openqa.selenium.remote.tracing.Tracer;
 import org.openqa.selenium.remote.tracing.empty.NullTracer;
 import org.openqa.selenium.remote.tracing.opentelemetry.OpenTelemetryTracer;