Revert "add mutex and thread abstraction to common files"

This reverts commit 626c785081.

common/mutex_abstraction.cpp

@@ -1,22 +0,0 @@
-#include "mutex_abstraction.h"
-
-Mutex::Mutex() :
-	mMutex()
-{
-	pthread_mutex_init(&mMutex, 0);
-}
-
-Mutex::~Mutex()
-{
-	pthread_mutex_destroy(&mMutex);
-}
-
-void Mutex::lock()
-{
-	pthread_mutex_lock(&mMutex);
-}
-
-void Mutex::unlock()
-{
-	pthread_mutex_unlock(&mMutex);
-}

common/mutex_abstraction.h

@@ -1,20 +0,0 @@
-#ifndef _MUTEX_ABSTRACTION_H
-#define _MUTEX_ABSTRACTION_H
-
-#include <pthread.h>
-
-class Mutex
-{
-	pthread_mutex_t mMutex;
-
-	Mutex(const Mutex&);
-	const Mutex& operator=(const Mutex&);
-
-	public:
-		Mutex();
-		virtual ~Mutex();
-		void lock();
-		void unlock();
-};
-
-#endif

common/thread_abstraction.cpp

@@ -1,33 +0,0 @@
-#include "thread_abstraction.h"
-
-Thread::Thread() :
-	mIsRunning(false),
-	mThread()
-{
-}
-
-Thread::~Thread()
-{
-	// if thread is still running on object destruction, cancel thread the hard way:
-	if (mIsRunning)
-	{
-		pthread_cancel(mThread);
-	}
-}
-
-void Thread::startThread()
-{
-	mIsRunning = true;
-	pthread_create(&mThread, 0, &Thread::runThread, this);
-}
-
-void Thread::joinThread()
-{
-	pthread_join(mThread, 0);
-	mIsRunning = false;
-}
-
-void* Thread::runThread(void* ptr)
-{
-	((Thread*)ptr)->run();
-}

common/thread_abstraction.h

@@ -1,25 +0,0 @@
-#ifndef _THREAD_ABSTRACTION_H
-#define _THREAD_ABSTRACTION_H
-
-#include <pthread.h>
-
-class Thread
-{
-	bool mIsRunning;
-	pthread_t mThread;
-
-	static void* runThread(void*);
-	Thread(const Thread&);
-	const Thread& operator=(const Thread&);
-
-	public:
-		Thread();
-		~Thread();
-		void startThread();
-		void joinThread();
-
-	protected:
-		virtual void run() = 0;
-};
-
-#endif