A Vallejo police lieutenant’s efforts to recover her gold-plated inscribed handcuffs could lead to revelations about years of misconduct by the Vallejo Police Department. In a hearing last week, a Solano County Superior Court judge ordered the city to explain whether complaints against police officers were improperly withheld from criminal defendants. The order came in the criminal proceedings against Robert Baker, 23, who is accused of evading police twice last year. In the first incident, then