Remove some no longer used files.

Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/52d502e11f3

Kernel/RefCounted.h

@@ -1,48 +0,0 @@
-#pragma once
-
-#include "Assertions.h"
-#include "VGA.h"
-
-#define DEBUG_REFCOUNTED
-
-class RefCountedBase {
-
-protected:
-    bool derefBase() const
-    {
-        return !--m_refCount;
-    }
-    mutable size_t m_refCount { 1 };
-#ifdef DEBUG_REFCOUNTED
-    //mutable bool m_adopted { false };
-#endif
-};
-
-template<typename T>
-class RefCounted : public RefCountedBase {
-public:
-    size_t refCount() const { return m_refCount; }
-
-    void ref() const
-    {
-#ifdef DEBUG_REFCOUNTED
-        ASSERT(m_refCount);
-        //ASSERT(m_adopted);
-#endif
-        ++m_refCount;
-    }
-
-    void deref() const
-    {
-#ifdef DEBUG_REFCOUNTED
-        ASSERT(m_refCount);
-        //ASSERT(m_adopted);
-#endif
-        if (derefBase())
-            delete static_cast<const T*>(this);
-    }
-
-protected:
-    RefCounted() { }
-    ~RefCounted() { }
-};

Kernel/RefPtr.h

@@ -1,100 +0,0 @@
-#pragma once
-
-#include "types.h"
-
-#define SANITIZE_REFPTR
-
-template<typename T> class RefPtr;
-template<typename T> RefPtr<T> adoptRef(T*);
-
-template<typename T>
-class RefPtr {
-public:
-    RefPtr() { }
-    RefPtr(T* ptr) : m_ptr(ptr) { refIfNotNull(m_ptr); }
-
-    ~RefPtr()
-    {
-        derefIfNotNull(m_ptr);
-#ifdef SANITIZE_REFPTR
-        m_ptr = (T*)(0xeeeeeeee);
-#endif
-    }
-
-    RefPtr(RefPtr&& other)
-        : m_ptr(other.leakPtr())
-    {
-    }
-
-    RefPtr& operator=(RefPtr&& other)
-    {
-        if (this == &other)
-            return *this;
-        m_ptr = other.leakPtr();
-        return *this;
-    }
-
-    template<typename U>
-    RefPtr(RefPtr<U>&& other)
-        : m_ptr(static_cast<T*>(other.leakPtr()))
-    {
-    }
-
-    template<typename U>
-    RefPtr& operator=(RefPtr<U>&& other)
-    {
-        if (this == &other)
-            return *this;
-        m_ptr = static_cast<T*>(other.leakPtr());
-        return *this;
-    }
-
-    RefPtr(const RefPtr& other)
-        : m_ptr(other.m_ptr)
-    {
-        refIfNotNull(m_ptr);
-    }
-
-    RefPtr& operator=(const RefPtr& other)
-    {
-        if (this == &other)
-            return *this;
-        m_ptr = other.m_ptr;
-        refIfNotNull(m_ptr);
-        return *this;
-    }
-
-    T* ptr() { return m_ptr; }
-    const T* ptr() const { return m_ptr; }
-    T* operator->() { return m_ptr; }
-    const T* operator->() const { return m_ptr; }
-    T& operator*() { return *m_ptr; }
-    const T& operator*() const { return *m_ptr; }
-    operator bool() const { return m_ptr; }
-
-    T* leakPtr()
-    {
-        T* ptr = m_ptr;
-        m_ptr = nullptr;
-        return ptr;
-    }
-
-private:
-    template<typename U> friend class RefPtr;
-    friend RefPtr adoptRef<T>(T*);
-
-    enum AdoptTag { Adopt };
-    RefPtr(AdoptTag, T* ptr) : m_ptr(ptr) { }
-
-    inline void refIfNotNull(T* ptr) { if (ptr) ptr->ref(); }
-    inline void derefIfNotNull(T* ptr) { if (ptr) ptr->deref(); }
-
-    T* m_ptr { nullptr };
-};
-
-template<typename T>
-inline RefPtr<T> adoptRef(T* ptr)
-{
-    ASSERT(ptr->refCount() == 1);
-    return RefPtr<T>(RefPtr<T>::Adopt, ptr);
-}

Kernel/_hello.cpp

@@ -1,7 +0,0 @@
-extern "C" int puts(const char*);
-
-extern "C" int elf_entry()
-{
-    puts("Home, where you are supposed to be...");
-    return 0;
-}

Kernel/_test.cpp

@@ -1,15 +0,0 @@
-#include "Userspace.cpp"
-
-using namespace Userspace;
-
-extern "C" int elf_entry()
-{
-    int fd = open("/Banner.txt");
-    char buf[2048];
-    int nread = read(fd, buf, sizeof(buf));
-    buf[nread] = '\0';
-    for (int i = 0; i < nread; ++i) {
-        putch(buf[i]);
-    }
-    return 0;
-}