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This CL restricts the maximum image size to avoid memory expensive copy
and encoding operations.

It also limits the total amount of image data to be <= the max on disk
size.

Bug: 1144768
Change-Id: Ic01f68ba6c35cfaa53d499b18052b647917c647b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2515179
Commit-Queue: Calder Kitagawa <ckitagawa@chromium.org>
Reviewed-by: Mehran Mahmoudi <mahmoudi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#823741}