Bug 163241 [Undo] Allow Undo notification to be turned off
When deleting a project you will always been notified that it removes the Undo History. Could we add a "Don't show this" checkbox to its dialog settings? Thanx, PW
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/ide/undo/DeleteResourcesOperation.java
factory.delete(resource);
				modified = true;
			}
		}
		return modified;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.ide.undo.AbstractWorkspaceOperation#getExecuteSchedulingRule()
	 */
	protected ISchedulingRule getExecuteSchedulingRule() {
		return super.computeDeleteSchedulingRule();
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.ide.undo.AbstractWorkspaceOperation#getUndoSchedulingRule()
	 */
	protected ISchedulingRule getUndoSchedulingRule() {
		return super.computeCreateSchedulingRule();
	}
	/*
	 * (non-Javadoc)
	 * 
	 * Map execution status to deletion status. Provide an extra warning if
	 * project content is to be deleted.
	 * 
	 * @see org.eclipse.ui.ide.undo.AbstractWorkspaceOperation#computeExecutionStatus(org.eclipse.core.runtime.IProgressMonitor)
	 */