Improve cond_var notifiers

But nobody uses it anyway, so clean up includes.

Utilities/Thread.cpp

@@ -1397,7 +1397,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context) no
 		{
 			if (auto mem = vm::get(vm::any, addr))
 			{
-				std::shared_lock lock(pf_entries->mutex);
+				reader_lock lock(pf_entries->mutex);
 
 				for (const auto& entry : pf_entries->entries)
 				{

Utilities/Thread.h

@@ -9,7 +9,6 @@
 #include <string_view>
 
 #include "mutex.h"
-#include "cond.h"
 #include "lockless.h"
 
 // Report error and call std::abort(), defined in main.cpp

Utilities/cond.cpp

@@ -50,10 +50,10 @@ void cond_variable::imp_wake(u32 _count) noexcept
 	if (_count > 1 || ((_old + (c_signal_mask & (0 - c_signal_mask))) & c_signal_mask) == c_signal_mask)
 	{
 		// Resort to notify_all if signal count reached max
-		m_value.notify_all();
+		m_value.notify_all(c_signal_mask);
 	}
 	else
 	{
-		m_value.notify_one();
+		m_value.notify_one(c_signal_mask);
 	}
 }

Utilities/cond.h

@@ -2,7 +2,6 @@
 
 #include "types.h"
 #include "util/atomic.hpp"
-#include <shared_mutex>
 
 // Lightweight condition variable
 class cond_variable

Utilities/typemap.h

@@ -2,7 +2,6 @@
 
 #include "types.h"
 #include "mutex.h"
-#include "cond.h"
 #include "util/atomic.hpp"
 #include "util/typeindices.hpp"
 #include "VirtualMemory.h"