Lapatinib Recruiting Phase 1 Trials for Adult Anaplastic Ependymoma / Adult Glioblastoma / Adult Giant Cell Glioblastoma / Adult Gliosarcoma / Gliosarcoma / Anaplastic Ependymoma / Mixed Gliomas / Adult Anaplastic Astrocytoma / Anaplastic Oligodendroglioma (AO) / Adult Mixed Glioma / Anaplastic Astrocytoma (AA) / Recurrent Glioblastoma / Recurrent Adult Brain Neoplasm / Adult Anaplastic Oligodendroglioma Treatment