See #2848161: [meta] Replace calls to deprecated db_*() wrappers.
Replace all usages of db_query in core, except in code that is testing db_query.
Script to do the majority of the work
# ToDo: Write script.
There are too many replacements, so smaller patches attached to the followups:
- #2939385: Replace all calls to db_query [core/includes]
- #2939386: Replace all calls to db_query [core/lib]
- #2939387: Replace all calls to db_query [core/test/../Database]
- #2939389: Replace all calls to db_query [core/test]
- #2939390: Replace all calls to db_query [core/modules/{a-d}]
- #2939392: Replace all calls to db_query [core/modules/{f-n}]
- #2939393: Replace all calls to db_query [core/modules/{p-s}]
- #2939394: Replace all calls to db_query [core/modules/{t-v}]