Apple may be forced to abandon its proprietary 30-pin dock charger if European politicians get their way.Members of the European Parliament's internal market committee on Thursday voted unanimously for a new law mandating a universal mobile phone charger. The MEPs want all radio equipment devices and their accessories, such as chargers, to be interoperable to cut down on electronic waste.German MEP Barbara Weiler said she wanted to see an end to "cable chaos".This is not the first attempt to set a standard for universal phone chargers. In 2009 the European Commission, the International Telecommunications Union (ITU) and leading mobile phone manufacturers drew up a voluntary agreement based on the micro USB connector.However Apple, which sold nine million units of the iPhone 5s and 5c in just three days last week, has not adhered to the agreement despite signing up.The draft law also lays down rules for other radio equipment, such as car door openers or modems, to ensure t