From f22cec87e9f0604c596c2f39bbee640bf08ebf7d Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Thu, 28 Nov 2013 13:17:12 +0100
Subject: [PATCH] use ensureValid (EA-52448)

---
 .../src/com/intellij/psi/impl/source/tree/ChangeUtil.java      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/core-impl/src/com/intellij/psi/impl/source/tree/ChangeUtil.java b/platform/core-impl/src/com/intellij/psi/impl/source/tree/ChangeUtil.java
index de5a817b4531..bbe562ae6753 100644
--- a/platform/core-impl/src/com/intellij/psi/impl/source/tree/ChangeUtil.java
+++ b/platform/core-impl/src/com/intellij/psi/impl/source/tree/ChangeUtil.java
@@ -33,6 +33,7 @@ import com.intellij.psi.impl.source.DummyHolder;
 import com.intellij.psi.impl.source.DummyHolderFactory;
 import com.intellij.psi.impl.source.SourceTreeToPsiMap;
 import com.intellij.psi.impl.source.codeStyle.CodeEditUtil;
+import com.intellij.psi.util.PsiUtilCore;
 import com.intellij.util.CharTable;
 import com.intellij.util.IncorrectOperationException;
 import com.intellij.util.containers.HashMap;
@@ -135,7 +136,7 @@ public class ChangeUtil {
 
   @Nullable
   public static TreeElement generateTreeElement(PsiElement original, CharTable table, final PsiManager manager) {
-    LOG.assertTrue(original.isValid());
+    PsiUtilCore.ensureValid(original);
     if (SourceTreeToPsiMap.hasTreeElement(original)) {
       return copyElement((TreeElement)SourceTreeToPsiMap.psiElementToTree(original), table);
     }