Makes so many things simpler and robust.
Bug: T198935
Change-Id: Ia836f8f497cae8599f85cf86a7f6b299cd012e81
Depends-On: Iff63da0d215585cfcf083e7f7ec8ed45d5b77301
Explaining that a variable named "$username" contains a "username" is
not helpful. One have to read this comment first to understand that it
does not add anything to what's already obvious from the variable name
and the type.
Change-Id: I9a43866498d0c94422caf16233f502320a8e36c9
See I2291c69d9df17c1a9e4ab1b7d4cbc73bc51d3ebb for the anticipated
hard-deprecation of this method in core.
Bug: T197492
Change-Id: I4687db09c27480147cfa7a648a886b1670812deb
We almost always call it with DB_MASTER, and I'm pretty sure that the
one call that uses DB_REPLICA introduces a race condition. I didn't want
to change that quite yet, though, so I left it in for now.
Change-Id: Ia5a59fdda357b799e327b8ed224f3ccb09509a8a