Remove unused code and keywords

Author: shs96c

java/server/src/org/openqa/grid/internal/utils/CapabilityMatcher.java

@@ -28,6 +28,5 @@
  * {@link GridHubConfiguration#capabilityMatcher}
  */
 public interface CapabilityMatcher {
-  public boolean matches(Map<String, Object> currentCapability,
-      Map<String, Object> requestedCapability);
+  boolean matches(Map<String, Object> currentCapability, Map<String, Object> requestedCapability);
 }

java/server/src/org/openqa/grid/internal/utils/DefaultCapabilityMatcher.java

@@ -23,7 +23,6 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import java.util.logging.Logger;
 
 /**
  * Default (naive) implementation of the capability matcher.
@@ -33,7 +32,6 @@
  */
 public class DefaultCapabilityMatcher implements CapabilityMatcher {
 
-  private static final Logger log = Logger.getLogger(DefaultCapabilityMatcher.class.getName());
   private static final String GRID_TOKEN = "_";
 
   protected final List<String> toConsider = new ArrayList<>();