Vulkan: Split vk::CommandGraphResource. This adds two subclasses: RecordableGraphResource and QueryGraphResource. Each specializes for Buffer/Image/Frambuffer use cases and Query use cases respectively. No virtual functions are added to keep best performance. We also change the CommandGraph API slightly to optimize away the check for a barrier resource. This requires exposing the set current barrier API on the CommandGraph. Bug: angleproject:2828 Change-Id: I1c23f52bfe04cc682a00b245d63c3ac9a651615d Reviewed-on: https://chromium-review.googlesource.com/c/1305994 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>