First round of dead file removal

experimental/linux_oop_debugger/deb_helper.cc

-// Copyright (c) 2011 The Native Client Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-//----------------------debug_helper:end---------------------//
-#include <memory.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <unistd.h>
-namespace debug_helper {
-const int kOutputDebugStringSignal = SIGUSR1;
-const int kOutputDebugStringSize = 4 * 1024;
-void OutputDebugString_sigaction(int signo, siginfo_t* sig_inf, void* data) {}
-bool OutputDebugString_Init() {
-  struct sigaction act;
-  memset(&act, 0, sizeof(act));
-  act.sa_flags = SA_SIGINFO;
-  act.sa_sigaction = OutputDebugString_sigaction;
-  int res = sigaction(kOutputDebugStringSignal, &act, NULL);
-  return (0 == res);
-}
-bool OutputDebugString(const char* str) {
-  static char static_buff[kOutputDebugStringSize + 1];
-  size_t num = strlen(str) + 1;
-  if (num > sizeof(static_buff))
-    num = sizeof(static_buff);
-  memcpy(static_buff, str, num);
-  static_buff[num] = 0;
-  sigval val;
-  val.sival_ptr = static_buff;
-  return (0 == sigqueue(getpid(), kOutputDebugStringSignal, val));
-}
-}  // namesdpace debug_helper
-//----------------------debug_helper:end---------------------//
-