Replace NULL with nullptr in all C++ files.

webrtc/voice_engine/test/channel_transport/udp_socket_manager_posix.cc

 /*
  *  Copyright (c) 2011 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.
  */
 
@@ skipping 178 matching lines @@
               this,
               "UdpSocketManagerPosixImplThread"),
       _critSectList(CriticalSectionWrapper::CreateCriticalSection()) {
     FD_ZERO(&_readFds);
     WEBRTC_TRACE(kTraceMemory,  kTraceTransport, -1,
                  "UdpSocketManagerPosix created");
 }
 
 UdpSocketManagerPosixImpl::~UdpSocketManagerPosixImpl()
 {
-    if (_critSectList != NULL)
-    {
-        UpdateSocketMap();
+  if (_critSectList != nullptr) {
+    UpdateSocketMap();
 
-        _critSectList->Enter();
-        for (std::map<SOCKET, UdpSocketPosix*>::iterator it =
-                 _socketMap.begin();
-             it != _socketMap.end();
-             ++it) {
-          delete it->second;
-        }
-        _socketMap.clear();
-        _critSectList->Leave();
+    _critSectList->Enter();
+    for (std::map<SOCKET, UdpSocketPosix*>::iterator it = _socketMap.begin();
+         it != _socketMap.end(); ++it) {
+      delete it->second;
+    }
+    _socketMap.clear();
+    _critSectList->Leave();
 
-        delete _critSectList;
+    delete _critSectList;
     }
 
     WEBRTC_TRACE(kTraceMemory,  kTraceTransport, -1,
                  "UdpSocketManagerPosix deleted");
 }
 
 bool UdpSocketManagerPosixImpl::Start()
 {
     WEBRTC_TRACE(kTraceStateInfo,  kTraceTransport, -1,
                  "Start UdpSocketManagerPosix");
@@ skipping 28 matching lines @@
          ++it) {
       doSelect = true;
       if (it->first > maxFd)
         maxFd = it->first;
       FD_SET(it->first, &_readFds);
     }
 
     int num = 0;
     if (doSelect)
     {
-        num = select(maxFd+1, &_readFds, NULL, NULL, &timeout);
+      num = select(maxFd + 1, &_readFds, nullptr, nullptr, &timeout);
 
-        if (num == SOCKET_ERROR)
-        {
-            // Timeout = 10 ms.
-            SleepMs(10);
-            return true;
+      if (num == SOCKET_ERROR) {
+        // Timeout = 10 ms.
+        SleepMs(10);
+        return true;
         }
     }else
     {
         // Timeout = 10 ms.
         SleepMs(10);
         return true;
     }
 
     for (std::map<SOCKET, UdpSocketPosix*>::iterator it = _socketMap.begin();
          it != _socketMap.end();
@@ skipping 57 matching lines @@
     _critSectList->Leave();
     return false;
 }
 
 void UdpSocketManagerPosixImpl::UpdateSocketMap()
 {
     // Remove items in remove list.
     _critSectList->Enter();
     for (FdList::iterator iter = _removeList.begin();
          iter != _removeList.end(); ++iter) {
-        UdpSocketPosix* deleteSocket = NULL;
-        SOCKET removeFD = *iter;
+      UdpSocketPosix* deleteSocket = nullptr;
+      SOCKET removeFD = *iter;
 
-        // If the socket is in the add list it hasn't been added to the socket
-        // map yet. Just remove the socket from the add list.
-        for (SocketList::iterator iter = _addList.begin();
-             iter != _addList.end(); ++iter) {
-            UdpSocketPosix* addSocket = static_cast<UdpSocketPosix*>(*iter);
-            SOCKET addFD = addSocket->GetFd();
-            if(removeFD == addFD)
-            {
-                deleteSocket = addSocket;
-                _addList.erase(iter);
-                break;
-            }
+      // If the socket is in the add list it hasn't been added to the socket
+      // map yet. Just remove the socket from the add list.
+      for (SocketList::iterator iter = _addList.begin(); iter != _addList.end();
+           ++iter) {
+        UdpSocketPosix* addSocket = static_cast<UdpSocketPosix*>(*iter);
+        SOCKET addFD = addSocket->GetFd();
+        if (removeFD == addFD) {
+          deleteSocket = addSocket;
+          _addList.erase(iter);
+          break;
+        }
         }
 
         // Find and remove socket from _socketMap.
         std::map<SOCKET, UdpSocketPosix*>::iterator it =
             _socketMap.find(removeFD);
         if(it != _socketMap.end())
         {
           deleteSocket = it->second;
           _socketMap.erase(it);
         }
@@ skipping 12 matching lines @@
         if(s) {
           _socketMap[s->GetFd()] = s;
         }
     }
     _addList.clear();
     _critSectList->Leave();
 }
 
 }  // namespace test
 }  // namespace webrtc