Bug 134238 [Undo] TriggeredOperations should close open operation on RuntimeExceptions
bundles/org.eclipse.core.commands/src/org/eclipse/core/commands/operations/TriggeredOperations.java
ArrayList toBeRemoved = new ArrayList();
		for (int i = 0; i < children.size(); i++) {
			IUndoableOperation child = (IUndoableOperation) children.get(i);
			if (child.hasContext(context)) {
				if (child.getContexts().length == 1) {
					toBeRemoved.add(child);
				} else {
					child.removeContext(context);
				}
				recompute = true;
			}
		}
		for (int i = 0; i < toBeRemoved.size(); i++) {
			remove((IUndoableOperation) toBeRemoved.get(i));
		}
		if (recompute) {
			recomputeContexts();
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.core.commands.operations.IUndoableOperation#execute(org.eclipse.core.runtime.IProgressMonitor,
	 *      org.eclipse.core.runtime.IAdaptable)
	 */
	public IStatus execute(IProgressMonitor monitor, IAdaptable info)
			throws ExecutionException {
		if (triggeringOperation != null) {
			history.openOperation(this, IOperationHistory.EXECUTE);
			try {