Middle-ranking police officers wanted to question Chesney but the chief constable was content to let him leave the jurisdiction.
They will be able to set policing priorities and fire chief constables.
Chris Sims, the chief constable with responsibility for the database, expects forces to use the power "proactively".
The chief constable is named in the divorce case.
Remarks attribute to the chief constable
A chief constable was acquitted of charges of corruption.
This week Mr Johnson and Theresa May, the home secretary, picked Sir Paul's replacement: Bernard Hogan-Howe, a former Merseyside chief constable (right, with Mr Johnson).
“That is not only wrong but badly wrong, ” says Peter Neyroud, former chief constable of Thames Valley police and head of the National Police Improvement Agency.
