DeleteIconMapping 59 chrome/browser/history/android/favicon_sql_handler.cc if (!thumbnail_db_->DeleteIconMapping(m->mapping_id)) DeleteIconMapping 2392 chrome/browser/history/history_backend.cc thumbnail_db_->DeleteIconMapping(m->mapping_id); DeleteIconMapping 194 chrome/browser/history/thumbnail_database.h bool DeleteIconMapping(IconMappingID mapping_id);