Bug 292759 The "Edit Resource Filter" dialog doesn't populate the "Type" field
Steps: 1) Open the "Edit Resource Filter" dialog on a compound filter 2) See, that "Type" is not populated
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ResourceFilterGroup.java
if (getChildrenLimit() > 0) {
			initializeChildren();
			return (FilterCopy[]) children.toArray(new FilterCopy[0]);
		}
		return null;
	}
	protected void initializeChildren() {
		if (children == null) {
			if (getChildrenLimit() > 0) {
				children = new LinkedList();
				IResourceFilter[] filters = (IResourceFilter[]) getArguments();
				if (filters != null)
					for (int i = 0; i < filters.length; i++) {
						FilterCopy child = new FilterCopy(filters[i]);
						child.parent = this;
						children.add(child);
					}
			}
		}
	}
	public void addChild(FilterCopy child) {
		initializeChildren();
		if (child.getParent() != null)
			child.getParent().removeChild(child);
		children.add(child);
		child.parent = this;
		serializeChildren();
	}
	public void removeChild(FilterCopy child) {
		initializeChildren();