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This CLs adds the lost attribute to GPUDevice. It is used to track fatal
errors in WebGPU. See https://gpuweb.github.io/gpuweb/#fatal-errors

Bug: 877147
Change-Id: I81fea6cdc300a577825d098f3c040e4969dcb0de
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1827562Reviewed-by: Austin Eng <enga@chromium.org>
Reviewed-by: Mike West <mkwst@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: François Beaufort <beaufort.francois@gmail.com>
Cr-Commit-Position: refs/heads/master@{#701477}