1 files changed, 3 insertions, 4 deletions
diff --git a/xml/xml-psi-api/src/com/intellij/javaee/ExternalResourceManager.java b/xml/xml-psi-api/src/com/intellij/javaee/ExternalResourceManager.java
index 73f31e3393bf..fb8d7dfae5e9 100644
--- a/xml/xml-psi-api/src/com/intellij/javaee/ExternalResourceManager.java
+++ b/xml/xml-psi-api/src/com/intellij/javaee/ExternalResourceManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2014 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,7 @@ package com.intellij.javaee;
 import com.intellij.openapi.components.ServiceManager;
 import com.intellij.openapi.fileTypes.FileType;
 import com.intellij.openapi.project.Project;
-import com.intellij.openapi.util.ModificationTracker;
+import com.intellij.openapi.util.SimpleModificationTracker;
 import com.intellij.psi.PsiFile;
 import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
@@ -27,8 +27,7 @@ import org.jetbrains.annotations.Nullable;
 /**
  * author: lesya
  */
-public abstract class ExternalResourceManager implements ModificationTracker {
-
+public abstract class ExternalResourceManager extends SimpleModificationTracker {
   public static ExternalResourceManager getInstance() {
     return ServiceManager.getService(ExternalResourceManager.class);
   }