removes unused clock

src/test/overlay/clock.h

@@ -1,83 +0,0 @@
-//------------------------------------------------------------------------------
-/*
-    This file is part of rippled: https://github.com/ripple/rippled
-    Copyright (c) 2025 Ripple Labs Inc.
-
-    Permission to use, copy, modify, and/or distribute this software for any
-    purpose  with  or without fee is hereby granted, provided that the above
-    copyright notice and this permission notice appear in all copies.
-
-    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
-    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
-    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-*/
-//==============================================================================
-
-#ifndef RIPPLE_TEST_OVERLAY_CLOCK_H_INCLUDED
-#define RIPPLE_TEST_OVERLAY_CLOCK_H_INCLUDED
-
-#include <xrpl/basics/random.h>
-
-#include <chrono>
-#include <cstdint>
-#include <ratio>
-
-namespace ripple {
-
-namespace test {
-
-using namespace std::chrono;
-
-/** Manually advanced clock. */
-class ManualClock
-{
-public:
-    typedef uint64_t rep;
-    typedef std::milli period;
-    typedef std::chrono::duration<std::uint32_t, period> duration;
-    typedef std::chrono::time_point<ManualClock> time_point;
-    inline static bool const is_steady = false;
-
-    static void
-    advance(duration d) noexcept
-    {
-        now_ += d;
-    }
-
-    static void
-    randAdvance(milliseconds min, milliseconds max)
-    {
-        now_ += randDuration(min, max);
-    }
-
-    static void
-    reset() noexcept
-    {
-        now_ = time_point(seconds(0));
-    }
-
-    static time_point
-    now() noexcept
-    {
-        return now_;
-    }
-
-    static duration
-    randDuration(milliseconds min, milliseconds max)
-    {
-        return duration(milliseconds(rand_int(min.count(), max.count())));
-    }
-
-    explicit ManualClock() = default;
-
-private:
-    inline static time_point now_ = time_point(seconds(0));
-};
-}  // namespace test
-}  // namespace ripple
-
-#endif