Derive Debug for binder::Accessor

No need for a custom Debug impl.

Test: m
Bug: none
Change-Id: I2b74adafdc205aea50bc439127e4d570380feb09
diff --git a/libs/binder/rust/src/system_only.rs b/libs/binder/rust/src/system_only.rs
index 9833cbe..05f118c 100644
--- a/libs/binder/rust/src/system_only.rs
+++ b/libs/binder/rust/src/system_only.rs
@@ -24,21 +24,16 @@
 
 use libc::{sockaddr, sockaddr_un, sockaddr_vm, socklen_t};
 use std::sync::Arc;
-use std::{fmt, mem, ptr};
+use std::{mem, ptr};
 
 /// Rust wrapper around ABinderRpc_Accessor objects for RPC binder service management.
 ///
 /// Dropping the `Accessor` will drop the underlying object and the binder it owns.
+#[derive(Debug)]
 pub struct Accessor {
     accessor: *mut sys::ABinderRpc_Accessor,
 }
 
-impl fmt::Debug for Accessor {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "ABinderRpc_Accessor({:p})", self.accessor)
-    }
-}
-
 /// Socket connection info required for libbinder to connect to a service.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ConnectionInfo {