Warner Bros. Entertainment said Wednesday it has fired between 250 and 300 employees as a cost-cutting measure. The cuts come during a record year for the studio. But Warner Bros., like other entertainment companies, is bracing for lower revenue in coming years as the growth of the DVD market continues to slow and the TV syndication market shrinks. "We had to take some difficult measures to position the company for the future," Warner Bros. spokesman Scott Rowe said. reports.