adds std:: to stl types (#049)

net/quic/core/quic_received_packet_manager.cc

 // Copyright 2013 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/core/quic_received_packet_manager.h"
 
 #include <limits>
 #include <utility>
 
 #include "base/logging.h"
@@ skipping 222 matching lines @@
     ack_frame_.ack_delay_time = approximate_now < time_largest_observed_
                                     ? QuicTime::Delta::Zero()
                                     : approximate_now - time_largest_observed_;
   }
 
   // Clear all packet times if any are too far from largest observed.
   // It's expected this is extremely rare.
   for (PacketTimeVector::iterator it = ack_frame_.received_packet_times.begin();
        it != ack_frame_.received_packet_times.end();) {
     if (ack_frame_.largest_observed - it->first >=
-        numeric_limits<uint8_t>::max()) {
+        std::numeric_limits<uint8_t>::max()) {
       it = ack_frame_.received_packet_times.erase(it);
     } else {
       ++it;
     }
   }
 
   return QuicFrame(&ack_frame_);
 }
 
 QuicPacketEntropyHash QuicReceivedPacketManager::EntropyHash(
@@ skipping 62 matching lines @@
 
 bool QuicReceivedPacketManager::ack_frame_updated() const {
   return ack_frame_updated_;
 }
 
 QuicPacketNumber QuicReceivedPacketManager::GetLargestObserved() const {
   return ack_frame_.largest_observed;
 }
 
 }  // namespace net