OnDidLose3DContext  465 content/browser/renderer_host/render_message_filter.cc     IPC_MESSAGE_HANDLER(ViewHostMsg_DidLose3DContext, OnDidLose3DContext)
OnDidLose3DContext  266 content/browser/renderer_host/render_message_filter.h   void OnDidLose3DContext(const GURL& top_origin_url,