tree fe93384d39603b55090ec01e0f6d6e9d84b41c37
parent 6d1e2137d23fbe2a411a62306cbad5241fd591ed
author Kai Ninomiya <kainino@chromium.org> 1725577552 +0000
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1725577552 +0000

emdawnwebgpu: various correctness fixes found in demo

Found when trying to build/run
https://github.com/kainino0x/webgpu-cross-platform-demo/tree/dawnwasm

- handle null messages in async completion
- add missing .object to copies to/from buffers
- fix unused parameter warnings
- fix reference to nonexistent JS variable (caught by Closure Compiler)
- handle wgpuAdapterRequestDevice2 with null descriptor (caught by ASan)
- add deps on withStackSave (needed in newer Emscripten versions;
  surfaces "user library symbol ... depends on internal symbol" warning)

Bug: none
Change-Id: I561b6f371cd6514b9b473b358fbcfcffaecdf919
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/205615
Commit-Queue: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Loko Kung <lokokung@google.com>