QUIC - (no behavior change) s/NULL/nullptr/g in .../quic/...

net/quic/quic_reliable_client_stream.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 "net/quic/quic_reliable_client_stream.h"
 
 #include "base/callback_helpers.h"
 #include "net/base/net_errors.h"
 #include "net/quic/quic_session.h"
 #include "net/quic/quic_write_blocked_list.h"
 
 namespace net {
 
 QuicReliableClientStream::QuicReliableClientStream(QuicStreamId id,
                                                    QuicSession* session,
                                                    const BoundNetLog& net_log)
     : QuicDataStream(id, session),
       net_log_(net_log),
-      delegate_(NULL) {
+      delegate_(nullptr) {
 }
 
 QuicReliableClientStream::~QuicReliableClientStream() {
   if (delegate_)
     delegate_->OnClose(connection_error());
 }
 
 uint32 QuicReliableClientStream::ProcessData(const char* data,
                                              uint32 data_len) {
   // TODO(rch): buffer data if we don't have a delegate.
   if (!delegate_) {
     DLOG(ERROR) << "Missing delegate";
     Reset(QUIC_STREAM_CANCELLED);
     return 0;
   }
 
   int rv = delegate_->OnDataReceived(data, data_len);
   if (rv != OK) {
     DLOG(ERROR) << "Delegate refused data, rv: " << rv;
     Reset(QUIC_BAD_APPLICATION_PAYLOAD);
     return 0;
   }
   return data_len;
 }
 
 void QuicReliableClientStream::OnFinRead() {
   if (delegate_) {
     delegate_->OnClose(connection_error());
-    delegate_ = NULL;
+    delegate_ = nullptr;
   }
   ReliableQuicStream::OnFinRead();
 }
 
 void QuicReliableClientStream::OnCanWrite() {
   ReliableQuicStream::OnCanWrite();
 
   if (!HasBufferedData() && !callback_.is_null()) {
     base::ResetAndReturn(&callback_).Run(OK);
   }
 }
 
 QuicPriority QuicReliableClientStream::EffectivePriority() const {
   if (delegate_ && delegate_->HasSendHeadersComplete()) {
     return QuicDataStream::EffectivePriority();
   }
   return QuicWriteBlockedList::kHighestPriority;
 }
 
 int QuicReliableClientStream::WriteStreamData(
     base::StringPiece data,
     bool fin,
     const CompletionCallback& callback) {
   // We should not have data buffered.
   DCHECK(!HasBufferedData());
   // Writes the data, or buffers it.
-  WriteOrBufferData(data, fin, NULL);
+  WriteOrBufferData(data, fin, nullptr);
   if (!HasBufferedData()) {
     return OK;
   }
 
   callback_ = callback;
   return ERR_IO_PENDING;
 }
 
 void QuicReliableClientStream::SetDelegate(
     QuicReliableClientStream::Delegate* delegate) {
   DCHECK((!delegate_ && delegate) || (delegate_ && !delegate));
   delegate_ = delegate;
 }
 
 void QuicReliableClientStream::OnError(int error) {
   if (delegate_) {
     QuicReliableClientStream::Delegate* delegate = delegate_;
-    delegate_ = NULL;
+    delegate_ = nullptr;
     delegate->OnError(error);
   }
 }
 
 bool QuicReliableClientStream::CanWrite(const CompletionCallback& callback) {
   bool can_write =  session()->connection()->CanWrite(HAS_RETRANSMITTABLE_DATA);
   if (!can_write) {
     session()->MarkWriteBlocked(id(), EffectivePriority());
     DCHECK(callback_.is_null());
     callback_ = callback;
   }
   return can_write;
 }
 
 }  // namespace net