[cleanup] Add CSA types to TypedArrayInitialize + WithBuffer version.

Bug: v8:7109
Change-Id: I367b3de52f03958d97b5da49987310d4af1b55f5
Reviewed-on: https://chromium-review.googlesource.com/803344Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49794}