JetPackageDirective made not JetExpression

compiler/frontend/src/org/jetbrains/kotlin/psi/JetPackageDirective.java

@@ -32,7 +32,7 @@ import org.jetbrains.kotlin.psi.stubs.elements.JetStubElementTypes;
 import java.util.Collections;
 import java.util.List;
 
-public class JetPackageDirective extends JetModifierListOwnerStub<KotlinPlaceHolderStub<JetPackageDirective>> implements JetExpression {
+public class JetPackageDirective extends JetModifierListOwnerStub<KotlinPlaceHolderStub<JetPackageDirective>> {
     private String qualifiedNameCache = null;
 
     public JetPackageDirective(@NotNull ASTNode node) {

compiler/frontend/src/org/jetbrains/kotlin/psi/JetVisitor.java

@@ -439,6 +439,6 @@ public class JetVisitor<R, D> extends PsiElementVisitor {
     }
 
     public R visitPackageDirective(@NotNull JetPackageDirective directive, D data) {
-        return visitExpression(directive, data);
+        return visitJetElement(directive, data);
     }
 }