LibGfx: Remove unused class Streamer

Userland/Libraries/LibGfx/Streamer.h

@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2020, Hüseyin ASLITÜRK <asliturk@hotmail.com>
- * Copyright (c) 2020, the SerenityOS developers.
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
-
-#pragma once
-
-#include <AK/Array.h>
-#include <AK/Endian.h>
-#include <AK/Types.h>
-#include <string.h>
-
-namespace Gfx {
-
-class Streamer {
-public:
-    constexpr Streamer(u8 const* data, size_t size)
-        : m_data_ptr(data)
-        , m_size_remaining(size)
-    {
-    }
-
-    template<typename T>
-    constexpr bool read(T& value)
-    {
-        Array<u8, sizeof(T)> network_buffer {};
-        auto network_value = new (network_buffer.data()) AK::NetworkOrdered<T> {};
-        auto res = read_bytes(network_buffer.data(), sizeof(T));
-        value = T(*network_value);
-        return res;
-    }
-
-    constexpr bool read_bytes(u8* buffer, size_t count)
-    {
-        if (m_size_remaining < count) {
-            return false;
-        }
-        memcpy(buffer, m_data_ptr, count);
-        m_data_ptr += count;
-        m_size_remaining -= count;
-        return true;
-    }
-
-    constexpr bool at_end() const { return !m_size_remaining; }
-
-    constexpr void step_back()
-    {
-        m_data_ptr -= 1;
-        m_size_remaining += 1;
-    }
-
-private:
-    u8 const* m_data_ptr { nullptr };
-    size_t m_size_remaining { 0 };
-};
-
-}