Minor: Unit.VALUE -> Unit in Java code.

compiler/cli/src/org/jetbrains/jet/cli/jvm/compiler/CompileEnvironmentUtil.java

@@ -62,7 +62,6 @@ import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.List;
 import java.util.jar.*;
 
@@ -304,7 +303,7 @@ public class CompileEnvironmentUtil {
                             }
                         }
                     }
-                    return Unit.VALUE;
+                    return Unit.instance$;
                 }
             });
         }

compiler/cli/src/org/jetbrains/jet/cli/jvm/compiler/JetCoreEnvironment.java

@@ -209,7 +209,7 @@ public class JetCoreEnvironment {
                                          @Override
                                          public Unit invoke(String s) {
                                              report(ERROR, s);
-                                             return Unit.VALUE;
+                                             return Unit.instance$;
                                          }
                                      }));
         JetScriptDefinitionProvider.getInstance(project).addScriptDefinitions(