Changes:

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / ast / ReturnStatement.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ReturnStatement.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ReturnStatement.java
index a30be75..ff4a838 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ReturnStatement.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ReturnStatement.java
@@ -1,9 +1,6 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
-import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;
-
 import java.util.List;
-import java.util.ArrayList;
 
 /**
  * A return statement.
@@ -28,25 +25,25 @@ public class ReturnStatement extends Statement {
 
     /**
    * Get the variables from outside (parameters, globals ...)
-   * @return the variables from outside
    */
-  public List getOutsideVariable() {
-    return new ArrayList();
+  public void getOutsideVariable(final List list) {
   }
 
   /**
    * get the modified variables.
-   * @return the variables modified
    */
-  public List getModifiedVariable() {
-    return expression.getModifiedVariable();
+  public void getModifiedVariable(final List list) {
+    if (expression != null) {
+      expression.getModifiedVariable(list);
+    }
   }
 
   /**
    * Get the variables used.
-   * @return the variables used
    */
-  public List getUsedVariable() {
-    return expression.getUsedVariable();
+  public void getUsedVariable(final List list) {
+    if (expression != null) {
+        expression.getUsedVariable(list);
+    }
   }
 }