Fix for Bug 355297 - Make infra structure around AbstractMarkable API
diff --git a/org.eclipse.jdt.core/META-INF/MANIFEST.MF b/org.eclipse.jdt.core/META-INF/MANIFEST.MF
index f1c2ea3..b46c2ec 100644
--- a/org.eclipse.jdt.core/META-INF/MANIFEST.MF
+++ b/org.eclipse.jdt.core/META-INF/MANIFEST.MF
@@ -39,7 +39,7 @@
  org.eclipse.jdt.internal.core.dom;x-internal:=true,
  org.eclipse.jdt.internal.core.dom.rewrite;x-internal:=true,
  org.eclipse.jdt.internal.core.eval;x-internal:=true,
- org.eclipse.jdt.internal.core.hierarchy;x-internal:=true,
+ org.eclipse.jdt.internal.core.hierarchy;x-friends:="org.eclipse.objectteams.odtd",
  org.eclipse.jdt.internal.core.index;x-internal:=true,
  org.eclipse.jdt.internal.core.jdom;x-internal:=true,
  org.eclipse.jdt.internal.core.search;x-internal:=true,