test_protocol_handler_ 322 chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc return test_protocol_handler_; test_protocol_handler_ 361 chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc test_protocol_handler_ = test_protocol_handler_ 379 chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc ProtocolHandler test_protocol_handler_;