sqlite: Backport a fifth round of bugfixes.

Bug: 924341, 923634, 924539, 924811, 924866
Change-Id: I66c22718e7c0cdad0195504ee897a3991e1208f0
Reviewed-on: https://chromium-review.googlesource.com/c/1437054
Reviewed-by: Chris Mumford <cmumford@google.com>
Commit-Queue: Victor Costan <pwnall@chromium.org>
Auto-Submit: Victor Costan <pwnall@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#626238}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 1f15406b742ce0b1d3ddfae7c12410dfac77e8d1
50 files changed