net: Use stl utilities from the base namespace

net/quic/chromium/quic_chromium_client_session.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/chromium/quic_chromium_client_session.h"
 
 #include <utility>
 
 #include "base/callback_helpers.h"
 #include "base/location.h"
@@ skipping 400 matching lines @@
   return QuicSpdySession::OnStreamFrame(frame);
 }
 
 void QuicChromiumClientSession::AddObserver(Observer* observer) {
   if (going_away_) {
     RecordUnexpectedObservers(ADD_OBSERVER);
     observer->OnSessionClosed(ERR_UNEXPECTED, port_migration_detected_);
     return;
   }
 
-  DCHECK(!ContainsKey(observers_, observer));
+  DCHECK(!base::ContainsKey(observers_, observer));
   observers_.insert(observer);
 }
 
 void QuicChromiumClientSession::RemoveObserver(Observer* observer) {
-  DCHECK(ContainsKey(observers_, observer));
+  DCHECK(base::ContainsKey(observers_, observer));
   observers_.erase(observer);
 }
 
 int QuicChromiumClientSession::TryCreateStream(
     StreamRequest* request,
     QuicChromiumClientStream** stream) {
   if (goaway_received()) {
     DVLOG(1) << "Going away.";
     return ERR_CONNECTION_CLOSED;
   }
@@ skipping 784 matching lines @@
 }
 
 void QuicChromiumClientSession::DeletePromised(
     QuicClientPromisedInfo* promised) {
   if (IsOpenStream(promised->id()))
     streams_pushed_and_claimed_count_++;
   QuicClientSessionBase::DeletePromised(promised);
 }
 
 }  // namespace net