Trastuzumab Terminated Phase 2 Trials for Recurrent Urethral Cancer / Recurrent Bladder Cancer / Metastatic Transitional Cell Cancer of the Renal Pelvis and Ureter / Recurrent Transitional Cell Cancer of the Renal Pelvis and Ureter / Proximal Urethral Cancer / Distal Urethral Cancer / Transitional Cell Carcinoma of the Bladder / Urethral Cancer Associated With Invasive Bladder Cancer / Metastatic Bladder Cancer Treatment