Bug 176436 Charts Imported from Libraries do not update when libraries change
During a live presentation of BIRT at EclipseCon, we came across a rather embarassing issue. When charts are included in a library, and imported into a report design from a library, any changes to the library instance of the chart do not reflect in the report itself.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
if ( bindingList == null )
		{
			assert value != null;
			bindingList = new ArrayList( );
			root.setProperty( IModuleModel.PROPERTY_BINDINGS_PROP, bindingList );
		}
		defn = root.getPropertyDefn( IModuleModel.PROPERTY_BINDINGS_PROP );
		assert defn != null;
		if ( value == null && binding != null )
		{
			ComplexPropertyCommand cmd = new ComplexPropertyCommand( module,
					root );
			
			cmd.removeItem( new CachedMemberRef( defn ),
					bindingList.indexOf( binding ) );
		}
		else
		{
			/*
			 * If the property has no binding related to, adds a new binding
			 * item into the structure list.
			 */
			if ( binding == null )
			{
				binding = new PropertyBinding( );
				binding.setName( propName );
				binding.setID( getID( ) );
				binding.setValue( value );
				ComplexPropertyCommand cmd = new ComplexPropertyCommand( module,
						root );