Add back a method required by code in java5 package

git-svn-id: https://svn.apache.org/repos/asf/harmony/enhanced/java/trunk@997349 13f79535-47bb-0310-9956-ffa450edef68

src/main/java/org/apache/harmony/pack200/PackingOptions.java

@@ -185,6 +185,10 @@ public class PackingOptions {
         passFiles.add(passFileName);
     }
 
+    public void removePassFile(String passFileName) {
+        passFiles.remove(passFileName);
+    }
+
     public String getUnknownAttributeAction() {
         return unknownAttributeAction;
     }