Bug 320813 Minimized stacks are missing on restart
Run a fresh inner (no deltas) Detach the Outline view by dragging it right maximize the editor area close restart There are no minimized stacks visible If yoiu put a breakpoint in the WBWRenderer's processContents where it's restoring the trimBars before the restart you can see that there is only the one 'top' trim bar in the model, not sure where they went...I'll attach my deltas file, to my untrained eye the minimized stacks seem to be there (i.e. if you do a find on 'left(' there is a ToolControl defined).
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/ui/internal/workbench/XMLModelReconciler.java
entryElement.setAttribute(ENTRY_ATTVALUE_VALUE, (String) entry.getValue());
				featureElement.appendChild(entryElement);
			}
		} else {
			featureElement.setAttribute(featureName, String.valueOf(value));
		}
		return featureElement;
	}
	private Element createUnsetDeltaElement(Document document, FeatureChange featureChange,
			String featureName) {
		Element featureElement = document.createElement(featureName);
		if (isChainedReference(featureName)) {
			appendOriginalReferenceElements(document, featureElement,
					(List<?>) featureChange.getValue());
		} else {
			featureElement.setAttribute(UNSET_ATTNAME, UNSET_ATTVALUE_TRUE);
		}
		return featureElement;
	}
	/**
	 * Creates an element to describe that the specified object was a reference that was originally
	 * there when the application started prior to the applying of any deltas. It should be noted
	 * that an object that was originally referenced will not necessarily be dereferenced after any
	 * deltas have been applied.
	 * 
	 * @param document
	 *            the root XML document
	 * @param reference
	 *            the referenced object
	 * @return an XML element to record that the specified object was originally referenced by