[COMMIT seastar master] reactor: Remove some unused friend declarations

[Commit Bot]

From: Pavel Emelyanov <xe...@scylladb.com>
Committer: Avi Kivity <a...@scylladb.com>
Branch: master

reactor: Remove some unused friend declarations

Signed-off-by: Pavel Emelyanov <xe...@scylladb.com>

---
diff --git a/include/seastar/core/reactor.hh b/include/seastar/core/reactor.hh
--- a/include/seastar/core/reactor.hh
+++ b/include/seastar/core/reactor.hh
@@ -200,15 +200,13 @@ private:
friend class internal::reactor_stall_sampler;
friend class preempt_io_context;
friend struct hrtimer_aio_completion;
- friend struct task_quota_aio_completion;
friend class reactor_backend_epoll;
friend class reactor_backend_aio;
friend class reactor_backend_uring;
friend class reactor_backend_selector;
friend class io_queue; // for aio statistics
friend struct reactor_options;
friend class aio_storage_context;
- friend size_t scheduling_group_count();
public:
using poller = internal::poller;
using idle_cpu_handler_result = seastar::idle_cpu_handler_result;
@@ -652,7 +650,6 @@ private:
friend struct pollable_fd_state_deleter;
friend class posix_file_impl;
friend class blockdev_file_impl;
- friend class readable_eventfd;
friend class timer<>;
friend class timer<lowres_clock>;
friend class timer<manual_clock>;