darin at apple.com
Wed Jul 22 18:05:27 PDT 2009
On Jul 22, 2009, at 5:35 PM, Eric Seidel wrote:
> What is HasStandardGetOwnPropertySlot adding? Is it testable?
It’s an optimization.
getOwnPropertySlot, saving the overhead of a virtual function call. If
it’s not set, then the engine will call the virtual function.
If you forget to set it, the only test that you can do is a
performance test; it will be too slow. If you set and should not, then
you can test; getOwnPropertySlot won’t get called since you set the
More information about the webkit-dev