Remove unused ostream

kotlin-native/runtime/src/main/cpp/Memory.h

@@ -17,7 +17,6 @@
 #ifndef RUNTIME_MEMORY_H
 #define RUNTIME_MEMORY_H
 
-#include <ostream>
 #include <utility>
 
 #include "KAssert.h"

kotlin-native/runtime/src/mm/cpp/ThreadState.hpp

@@ -6,8 +6,6 @@
 #ifndef RUNTIME_MM_THREAD_STATE_H
 #define RUNTIME_MM_THREAD_STATE_H
 
-#include <ostream>
-
 #include <Common.h>
 #include <Utils.hpp>
 
@@ -28,10 +26,6 @@ std::string statesToString(std::initializer_list<ThreadState> states) noexcept;
 
 const char* ThreadStateName(ThreadState state) noexcept;
 
-inline std::ostream& operator<<(std::ostream& stream, ThreadState state) {
-    return stream << ThreadStateName(state);
-}
-
 // Switches the state of the given thread to `newState` and returns the previous thread state.
 ALWAYS_INLINE inline ThreadState SwitchThreadState(mm::ThreadData* threadData, ThreadState newState, bool reentrant = false) noexcept {
     auto oldState = threadData->setState(newState);
@@ -59,4 +53,4 @@ ALWAYS_INLINE inline void AssertThreadState(mm::ThreadData* threadData, std::ini
 
 } // namespace kotlin
 
-#endif // RUNTIME_MM_THREAD_STATE_H
+#endif // RUNTIME_MM_THREAD_STATE_H