binder: Remove unused binder lock events

Trace events can take up to 5K each when they are defined, regardless if
they are used or not. The binder lock events: binder_lock, binder_locked
and binder_unlock are no longer used.

Remove them.

Cc: Masami Hiramatsu <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: "Arve =?utf-8?b?SGrDuG5u?= =?utf-8?b?ZXbDpWc=?= " <[email protected]>
Cc: Todd Kjos <[email protected]>
Cc: Martijn Coenen <[email protected]>
Cc: Joel Fernandes <[email protected]>
Cc: Christian Brauner <[email protected]>
Cc: Suren Baghdasaryan <[email protected]>
Link: https://lore.kernel.org/[email protected]
Fixes: a60b890 ("binder: remove global binder lock")
Signed-off-by: Steven Rostedt (Google) <[email protected]>
Acked-by: Carlos Llamas <[email protected]>
Reviewed-by: Alice Ryhl <[email protected]>

Author: rostedt

drivers/android/binder_trace.h

@@ -34,27 +34,6 @@ TRACE_EVENT(binder_ioctl,
 	TP_printk("cmd=0x%x arg=0x%lx", __entry->cmd, __entry->arg)
 );
 
-DECLARE_EVENT_CLASS(binder_lock_class,
-	TP_PROTO(const char *tag),
-	TP_ARGS(tag),
-	TP_STRUCT__entry(
-		__field(const char *, tag)
-	),
-	TP_fast_assign(
-		__entry->tag = tag;
-	),
-	TP_printk("tag=%s", __entry->tag)
-);
-
-#define DEFINE_BINDER_LOCK_EVENT(name)	\
-DEFINE_EVENT(binder_lock_class, name,	\
-	TP_PROTO(const char *func), \
-	TP_ARGS(func))
-
-DEFINE_BINDER_LOCK_EVENT(binder_lock);
-DEFINE_BINDER_LOCK_EVENT(binder_locked);
-DEFINE_BINDER_LOCK_EVENT(binder_unlock);
-
 DECLARE_EVENT_CLASS(binder_function_return_class,
 	TP_PROTO(int ret),
 	TP_ARGS(ret),