Bug 32935 Java Browsing Members view does not update on visibility change
Build 2.1 RC1 1. Open Java Browsing perspective 2. Open an existing CU 3. Add public method t() {} 4. Change public to protected (or remove public) ==> t in Members view does not update
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/JavaBrowsingContentProvider.java
if (element instanceof Collection) {
				Collection elements= (Collection)element;
				if (elements.isEmpty())
					return NO_CHILDREN;
				Object[] result= new Object[0];
				Iterator iter= ((Collection)element).iterator();
				while (iter.hasNext()) {
					Object[] children= getChildren(iter.next());
					if (children != NO_CHILDREN)
						result= concatenate(result, children);
				}
				return result;
			}
			if (element instanceof IPackageFragment) 
				return getPackageContents((IPackageFragment)element);
			if (fProvideMembers && element instanceof IType)
				return getChildren((IType)element);
			if (fProvideMembers && element instanceof ISourceReference && element instanceof IParent)
				return removeImportAndPackageDeclarations(super.getChildren(element));
			if (element instanceof IJavaProject) 
				return getPackageFragmentRoots((IJavaProject)element);
			return super.getChildren(element);
		} catch (JavaModelException e) {
			return NO_CHILDREN;
		}		
	}
	private Object[] getPackageContents(IPackageFragment fragment) throws JavaModelException {
		ISourceReference[] sourceRefs;
		if (fragment.getKind() == IPackageFragmentRoot.K_SOURCE) {
			sourceRefs= fragment.getCompilationUnits();