Commit d69a5f124d9b19908edd85f95faf4594b36108b0

Jamie Madill 2018-08-01T11:34:48

Cache VertexArray::hasMappedBuffer. This can be updated in several places. Also adds a test which covers some of the paths. Bug: angleproject:2746 Change-Id: Id119e527fd0064998d7ad5011a9d8376e7b9dab0 Reviewed-on: https://chromium-review.googlesource.com/1153569 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>