Bug 61878 Package explorer is filtering out plugin dependencies [package explorer]
Build 20040506 When expanding the Plug-in Dependencies container, it is counter-intuitive to hide project dependencies. These are shown in the build path wizard itself, when you expand this container. I would expect to see them all the time.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerContentProvider.java
/**
	 * Process resource deltas.
	 *
	 * @return true if the parent got refreshed
	 */
	private boolean processResourceDeltas(IResourceDelta[] deltas, Object parent) {
		if (deltas == null)
			return false;
		
		if (deltas.length > 1) {
			
			postRefresh(parent);
			return true;
		}
		for (int i= 0; i < deltas.length; i++) {
			if (processResourceDelta(deltas[i], parent))
				return true;
		}
		return false;
	}
	
	private void postRefresh(Object root) {
		
		
		if (isParent(root, fInput)) 
			root= fInput;
		postRefresh(root, true);
	}
	
	boolean isParent(Object root, Object child) {