SharedImageRepresentationSkiaVkAHB changes to wait on semaphore.

Updated SharedImageRepresentationSkiaVkAHB BeginReadAccess() to do a
server side wait instead of client side wait.

Bug: 891060
Change-Id: I4d4807a63bfe51e8c6e2b65fa6080f7b7eceb25c
Reviewed-on: https://chromium-review.googlesource.com/c/1437278
Commit-Queue: vikas soni <vikassoni@chromium.org>
Reviewed-by: Eric Karl <ericrk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#627119}
1 file changed