Bug 245457 [Forms] ExpandableComposite should have option of not drawing the title focus box
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/widgets/ExpandableComposite.java
cwHint -= twidth;
				}
				Point dsize = null;
				Point csize = clientCache.computeSize(FormUtil.getWidthHint(
						cwHint, client), SWT.DEFAULT);
				if (getDescriptionControl() != null) {
					int dwHint = cwHint;
					if (dwHint == SWT.DEFAULT) {
						dwHint = csize.x;
						if ((expansionStyle & CLIENT_INDENT) != 0)
							dwHint -= twidth;
					}
					dsize = descriptionCache.computeSize(dwHint, SWT.DEFAULT);
				}
				if (dsize != null) {
					width = Math.max(width, dsize.x + clientIndent);
					if (expanded)
						height += descriptionVerticalSpacing + dsize.y
								+ clientVerticalSpacing;
				} else {
					height += clientVerticalSpacing;
					if (getSeparatorControl() != null)
						height -= VSPACE;
				}
				width = Math.max(width, csize.x + clientIndent);
				if (expanded)
					height += csize.y;
			}
			if (toggle != null)
				height = height - size.y + Math.max(size.y, tsize.y);