gpu: fix GetResultAs callsites

GetResultAs returns a pointer to the transfer buffer. Under some
conditions, the transfer buffer may be reallocated, so we need to make
sure a GetResultAs-returned pointer isn't used across such a
reallocation.

Bug: 905336
Change-Id: I1a9699d38149c56ee5430bff125a1168ca053696
Reviewed-on: https://chromium-review.googlesource.com/c/1336152
Commit-Queue: Antoine Labour <piman@chromium.org>
Reviewed-by: James Darpinian <jdarpinian@chromium.org>
Reviewed-by: Kenneth Russell <kbr@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#608145}(cherry picked from commit 0d836853c4944a4afc507be85613b998476898fc)
Reviewed-on: https://chromium-review.googlesource.com/c/1336518
Reviewed-by: Antoine Labour <piman@chromium.org>
Cr-Commit-Position: refs/branch-heads/3538@{#1089}
Cr-Branched-From: 79f7c91a2b2a2932cd447fa6f865cb6662fa8fa6-refs/heads/master@{#587811}
1 file changed