LONDON (Reuters) - World stocks markets were knocked off record highs on Tuesday as two of the world’s mega companies reported damage from the coronavirus outbreak.Apple’s stock fell almost 6% in Frankfurt and all Europe's main markets fell [.EU] after the iPhone maker warned it was unlikely to meet the March quarter sales guidance it had set just three weeks ago.HSBC announced a massive restructuring that involved shedding $100 billion of assets and slashing 35,000 jobs over three years. It..