Bug 316792 Toolbar images should be center aligned
Currently if one of the children controls on the trim bar causes the trim bar height to grow, the other controls on the bar are aligned at the top. They should be center aligned.
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/workbench/renderers/swt/TrimBarLayout.java
spacers.add(curSpacer);
						curLine.add(curSpacer);
					}
					curLine.add(ctrl);
					spaceLeft -= major;
				} else {
					spaceLeft -= major;
					if (curSpacer != null) {
						spacers.add(curSpacer);
						curLine.add(curSpacer);
					}
					curLine.add(ctrl);
				}
				curSpacer = null;
			}
			tileLine(curLine, spacers, curMinor, maxMinor, spaceLeft);
		} finally {
			composite.setRedraw(true);
		}
	}
	private void tileLine(List<Control> curLine, List<Control> spacers,
			int curMinor, int maxMinor, int spaceLeft) {
		
		
		int[] spacerWidths = new int[spacers.size()];
		if (spacers.size() > 0) {
			int spacerWidth = spaceLeft / spacers.size();
			for (int count = 0; count < spacers.size(); count++) {
				if (spaceLeft < spacerWidth)
					spacerWidth = spaceLeft;