diff --git a/core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/index/IQueryResult.java b/core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/index/IQueryResult.java
index aceba9ec005..a4d283d27e1 100644
--- a/core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/index/IQueryResult.java
+++ b/core/org.eclipse.cdt.core/index/org/eclipse/cdt/internal/core/index/IQueryResult.java
@@ -12,4 +12,5 @@ package org.eclipse.cdt.internal.core.index;
 
 public interface IQueryResult {
 	String getPath();
+	int getFileID();
 }