Check this advanced cornering skills vid by Simon Lawton. He refers to this technique as “snapping a turn.” The DH guys at Growlers sometimes call it “squaring off a corner.”
A few years ago, Kevin Knorr and Ryan McMaster put on a cornering clinic at Growlers. Their advice was similar to what Simon is emphasizing.
The place at Growlers that puts the most focus on this technique is that big left-to-right downhill sweeper on Trust Me. Either you ride aggressively and snap that turn, or you float off over the edge and into oblivion.