Remove dead code.

core/src/main/java/hudson/model/Build.java

@@ -35,7 +35,6 @@ import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.Collection;
 import java.util.List;
-import java.util.logging.Logger;
 
 import static hudson.model.Result.ABORTED;
 import static hudson.model.Result.FAILURE;
@@ -178,6 +177,4 @@ public abstract class Build <P extends Project<P,B>,B extends Build<P,B>>
             return true;
         }
     }
-
-    private static final Logger LOGGER = Logger.getLogger(Build.class.getName());
 }

core/src/main/java/hudson/model/LoadBalancer.java

@@ -32,7 +32,6 @@ import hudson.util.ConsistentHash.Hash;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.logging.Logger;
 
 /**
  * Strategy that decides which {@link Task} gets run on which {@link Executor}.
@@ -149,8 +148,6 @@ public abstract class LoadBalancer /*implements ExtensionPoint*/ {
             protected LoadBalancer sanitize() {
                 return this;
             }
-
-            private final Logger LOGGER = Logger.getLogger(LoadBalancer.class.getName());
         };
     }
 

core/src/main/java/hudson/security/BasicAuthenticationFilter.java

@@ -25,7 +25,6 @@ package hudson.security;
 
 import hudson.model.Hudson;
 import hudson.util.Scrambler;
-import org.acegisecurity.GrantedAuthorityImpl;
 import org.acegisecurity.context.SecurityContextHolder;
 import org.kohsuke.stapler.StaplerRequest;
 import org.kohsuke.stapler.StaplerResponse;
@@ -163,6 +162,4 @@ public class BasicAuthenticationFilter implements Filter {
 
     public void destroy() {
     }
-
-    private static final GrantedAuthorityImpl[] EMPTY_AUTHORITIES = {new GrantedAuthorityImpl("")};
 }