replace NULL->nullptr in src/remoting.

remoting/host/sas_injector_win.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/sas_injector.h"
 
 #include <windows.h>
 #include <string>
 
 #include "base/files/file_path.h"
@@ skipping 113 matching lines @@
 // N.B. Windows XP/W2K3 only.
 class SasInjectorXp : public SasInjector {
  public:
   SasInjectorXp();
   virtual ~SasInjectorXp();
 
   // SasInjector implementation.
   virtual bool InjectSas() override;
 };
 
-SasInjectorWin::SasInjectorWin() : send_sas_(NULL) {
+SasInjectorWin::SasInjectorWin() : send_sas_(nullptr) {
 }
 
 SasInjectorWin::~SasInjectorWin() {
 }
 
 bool SasInjectorWin::InjectSas() {
   // Load sas.dll. The library is expected to be in the same folder as this
   // binary.
   if (!sas_dll_.is_valid()) {
     base::FilePath dir_path;
     if (!PathService::Get(base::DIR_EXE, &dir_path)) {
       LOG(ERROR) << "Failed to get the executable file name.";
       return false;
     }
 
     sas_dll_.Reset(base::LoadNativeLibrary(dir_path.Append(kSasDllFileName),
-                                           NULL));
+                                           nullptr));
   }
   if (!sas_dll_.is_valid()) {
     LOG(ERROR) << "Failed to load '" << kSasDllFileName << "'";
     return false;
   }
 
   // Get the pointer to sas!SendSAS().
-  if (send_sas_ == NULL) {
+  if (send_sas_ == nullptr) {
     send_sas_ = reinterpret_cast<SendSasFunc>(
         sas_dll_.GetFunctionPointer(kSendSasName));
   }
-  if (send_sas_ == NULL) {
+  if (send_sas_ == nullptr) {
     LOG(ERROR) << "Failed to retrieve the address of '" << kSendSasName
                << "()'";
     return false;
   }
 
   // Enable software SAS generation by services and send SAS. SAS can still fail
   // if the policy does not allow services to generate software SAS.
   ScopedSoftwareSasPolicy enable_sas;
   if (!enable_sas.Apply())
     return false;
@@ skipping 46 matching lines @@
 
 scoped_ptr<SasInjector> SasInjector::Create() {
   if (base::win::GetVersion() < base::win::VERSION_VISTA) {
     return make_scoped_ptr(new SasInjectorXp());
   } else {
     return make_scoped_ptr(new SasInjectorWin());
   }
 }
 
 } // namespace remoting