Delete GetExecutablePath and related unused code.

webrtc/media/base/executablehelpers.h

-/*
- *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_MEDIA_BASE_EXECUTABLEHELPERS_H_
-#define WEBRTC_MEDIA_BASE_EXECUTABLEHELPERS_H_
-
-#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
-#include <mach-o/dyld.h>
-#endif
-
-#include <string>
-
-#include "webrtc/base/logging.h"
-#include "webrtc/base/pathutils.h"
-
-namespace rtc {
-
-// Returns the path to the running executable or an empty path.
-// TODO(thorcarpenter): Consolidate with FluteClient::get_executable_dir.
-inline Pathname GetExecutablePath() {
-  const int32_t kMaxExePathSize = 255;
-#ifdef WIN32
-  TCHAR exe_path_buffer[kMaxExePathSize];
-  DWORD copied_length = GetModuleFileName(NULL,  // NULL = Current process
-                                          exe_path_buffer, kMaxExePathSize);
-  if (0 == copied_length) {
-    LOG(LS_ERROR) << "Copied length is zero";
-    return rtc::Pathname();
-  }
-  if (kMaxExePathSize == copied_length) {
-    LOG(LS_ERROR) << "Buffer too small";
-    return rtc::Pathname();
-  }
-#ifdef UNICODE
-  std::wstring wdir(exe_path_buffer);
-  std::string dir_tmp(wdir.begin(), wdir.end());
-  rtc::Pathname path(dir_tmp);
-#else  // UNICODE
-  rtc::Pathname path(exe_path_buffer);
-#endif  // UNICODE
-#elif (defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)) || defined(WEBRTC_LINUX)
-  char exe_path_buffer[kMaxExePathSize];
-#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
-  uint32_t copied_length = kMaxExePathSize - 1;
-  if (_NSGetExecutablePath(exe_path_buffer, &copied_length) == -1) {
-    LOG(LS_ERROR) << "Buffer too small";
-    return rtc::Pathname();
-  }
-#elif defined WEBRTC_LINUX
-  int32_t copied_length = kMaxExePathSize - 1;
-  const char* kProcExeFmt = "/proc/%d/exe";
-  char proc_exe_link[40];
-  snprintf(proc_exe_link, sizeof(proc_exe_link), kProcExeFmt, getpid());
-  copied_length = readlink(proc_exe_link, exe_path_buffer, copied_length);
-  if (copied_length == -1) {
-    LOG_ERR(LS_ERROR) << "Error reading link " << proc_exe_link;
-    return rtc::Pathname();
-  }
-  if (copied_length == kMaxExePathSize - 1) {
-    LOG(LS_ERROR) << "Probably truncated result when reading link "
-                  << proc_exe_link;
-    return rtc::Pathname();
-  }
-  exe_path_buffer[copied_length] = '\0';
-#endif  // WEBRTC_LINUX
-  rtc::Pathname path(exe_path_buffer);
-#else  // Android || iOS
-  rtc::Pathname path;
-#endif  // Mac || Linux
-  return path;
-}
-
-}  // namespace rtc
-
-#endif  // WEBRTC_MEDIA_BASE_EXECUTABLEHELPERS_H_
-