Bug 58921 Texts created with unsupported styles
- org.eclipse.jdt.internal.ui.text.AbstractInformationControl.createFilterText creates a Text with style SWT.FLAT - org.eclipse.jdt.internal.ui.filters.CustomFiltersDialog.createCheckBoxList creates a Text with style SWT.VERTICAL (perhaps V_SCROLL was meant?)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/AbstractInformationControl.java
fComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		
		fViewMenuButtonComposite= new Composite(fComposite, SWT.NONE);
		layout= new GridLayout(2, false);
		layout.marginHeight= 0;
		layout.marginWidth= 0;
		fViewMenuButtonComposite.setLayout(layout);
		fViewMenuButtonComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		
		if (hasHeader()) {
			createHeader(fViewMenuButtonComposite);
			fFilterText= createFilterText(fComposite);
		} else {
			fFilterText= createFilterText(fViewMenuButtonComposite);
		}
		
		createViewMenu(fViewMenuButtonComposite);
		
		createHorizontalSeparator(fComposite);
		
		fTreeViewer= createTreeViewer(fComposite, treeStyle);
		
		fCustomFiltersActionGroup= new CustomFiltersActionGroup(getId(), fTreeViewer);
		
		if (showStatusField)
			createStatusField(fComposite);
		
		final Tree tree= fTreeViewer.getTree();
		tree.addKeyListener(new KeyListener() {
			public void keyPressed(KeyEvent e)  {