Revert 266159 "Adds more to viewmanager"

trunk/src/mojo/services/view_manager/node_delegate.h

Index: trunk/src/mojo/services/view_manager/node_delegate.h
===================================================================
--- trunk/src/mojo/services/view_manager/node_delegate.h	(revision 266161)
+++ trunk/src/mojo/services/view_manager/node_delegate.h	(working copy)
@@ -12,7 +12,6 @@
 namespace view_manager {
 
 struct NodeId;
-struct ViewId;
 
 class MOJO_VIEW_MANAGER_EXPORT NodeDelegate {
  public:
@@ -21,11 +20,6 @@
                                       const NodeId& new_parent,
                                       const NodeId& old_parent) = 0;
 
-  // Invoked when the View associated with a node changes.
-  virtual void OnNodeViewReplaced(const NodeId& node,
-                                  const ViewId& new_view_id,
-                                  const ViewId& old_view_id) = 0;
-
  protected:
   virtual ~NodeDelegate() {}
 };