Remove unnecessary file

src/cpp-utils/system/memory.cpp

@@ -1,26 +0,0 @@
-#include "memory.h"
-#include <sys/mman.h>
-#include <errno.h>
-#include <stdexcept>
-#include <cpp-utils/logging/logging.h>
-
-using namespace cpputils::logging;
-
-namespace cpputils {
-
-DontSwapMemoryRAII::DontSwapMemoryRAII(const void *addr, size_t len)
-: addr_(addr), len_(len) {
-    const int result = ::mlock(addr_, len_);
-    if (0 != result) {
-        throw std::runtime_error("Error calling mlock. Errno: " + std::to_string(errno));
-    }
-}
-
-DontSwapMemoryRAII::~DontSwapMemoryRAII() {
-    const int result = ::munlock(addr_, len_);
-    if (0 != result) {
-        LOG(WARN, "Error calling munlock. Errno: {}", errno);
-    }
-}
-
-}