X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
index 9ab2ad8..b91f015 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
@@ -1,7 +1,6 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
 import java.util.List;
-import java.util.ArrayList;
 
 /**
  * Here is the Superclass of the Literal expressions.
@@ -18,29 +17,21 @@ public abstract class Literal extends Expression {
     super(sourceStart, sourceEnd);
   }
 
-  public abstract char[] source();
-
   /**
    * Get the variables from outside (parameters, globals ...)
-   * @return an empty list
    */
-  public List getOutsideVariable() {
-    return new ArrayList();
+  public void getOutsideVariable(final List list) {
   }
 
   /**
    * get the modified variables.
-   * @return an empty list
    */
-  public List getModifiedVariable() {
-    return new ArrayList();
+  public void getModifiedVariable(final List list) {
   }
 
   /**
    * Get the variables used.
-   * @return an empty list
    */
-  public List getUsedVariable() {
-    return new ArrayList();
+  public void getUsedVariable(final List list) {
   }
 }