Revert "YT-19324: move YT provider to ydb/library/yql"

This reverts commit ca272f12fdd0e8d5c3e957fc87939148f1caaf72, reversing
changes made to 49f8acfc8b0b5c0071b804423bcf53fda26c7c12.

1 files changed, 0 insertions, 54 deletions

diff --git a/yt/cpp/mapreduce/interface/wait_proxy.h b/yt/cpp/mapreduce/interface/wait_proxy.h
deleted file mode 100644
index f7d8e0638e9..00000000000
--- a/yt/cpp/mapreduce/interface/wait_proxy.h
+++ /dev/null
@@ -1,54 +0,0 @@
-#pragma once
-
-///
-/// @file yt/cpp/mapreduce/interface/serialize.h
-///
-/// Header containing interface to enable customizable waiting.
-
-#include <yt/cpp/mapreduce/interface/common.h>
-
-#include <util/datetime/base.h>
-
-namespace NThreading {
-template <typename T>
-class TFuture;
-}
-
-class TSystemEvent;
-class TCondVar;
-class TMutex;
-
-namespace NYT {
-
-////////////////////////////////////////////////////////////////////////////////
-
-///
-/// @brief Interface to facilitate customizable waiting.
-///
-/// All the waiting functions in the library are obliged to use the methods of a wait proxy instead of direct function calls.
-class IWaitProxy
-    : public TThrRefBase
-{
-public:
-    virtual ~IWaitProxy() = default;
-
-    ///
-    /// @brief Wait for the future setting with timeout.
-    virtual bool WaitFuture(const ::NThreading::TFuture<void>& future, TDuration timeout) = 0;
-
-    ///
-    /// @brief Wait for a system event with timeout.
-    virtual bool WaitEvent(TSystemEvent& event, TDuration timeout) = 0;
-
-    ///
-    /// @brief Wait for the notification on the condition variable with timeout.
-    virtual bool WaitCondVar(TCondVar& condVar, TMutex& mutex, TDuration timeout) = 0;
-
-    ///
-    /// @brief Sleep in the current thread for (approximately) specified amount of time.
-    virtual void Sleep(TDuration timeout) = 0;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-} // namespace NYT