Revert 235595 "Revert 235492 "[sql] Recover Favicons v5 database..."

Revert 235595 "Revert 235492 "[sql] Recover Favicons v5 database..."

> Revert 235492 "[sql] Recover Favicons v5 databases, with more re..."
> 
> Speculative revert to find the cause for Mac size regression
> (will revert this revert later)
> 
> > [sql] Recover Favicons v5 databases, with more recovery automation.
> > 
> > An entirely automated recovery system runs afoul of questions about
> > whether the corrupt database's schema can be trusted.
> > sql::Recovery::AutoRecoverTable() uses a schema created by the caller
> > to construct the recovery virtual table and then copies the data over.
> > 
> > sql::Recovery::SetupMeta() and GetMetaVersionNumber() simplify
> > accessing meta-table info in the corrupt database.
> > 
> > sql::test::IntegrityCheck() and CorruptSizeInHeader() helpers to
> > simplify common testing operations.
> > 
> > Rewrite ThumbnailDatabase v6 and v7 recovery code and tests using
> > these changes, and add a v5 recovery path.  Additionally handle
> > deprecated versions.
> > 
> > BUG=240396, 109482
> > 
> > Review URL: https://codereview.chromium.org/50493012
> 
> TBR=shess@chromium.org
> 
> Review URL: https://codereview.chromium.org/74933002

TBR=kinuko@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=235604

[kinuko, 2013-11-18 04:18:50]

Committed patchset #1 manually as r235604.