Fix cq compilation error on win_x64

media/cast/rtcp/rtcp_sender.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 "media/cast/rtcp/rtcp_sender.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/debug/trace_event.h"
@@ skipping 472 matching lines @@
   big_endian_writer.WriteU8(cast->ack_frame_id_);
   int cast_loss_field_pos =
       static_cast<int>(start_size) + 17;  // Save loss field position.
   big_endian_writer.WriteU8(0);  // Overwritten with number_of_loss_fields.
   big_endian_writer.WriteU8(0);  // Reserved.
   big_endian_writer.WriteU8(0);  // Reserved.
 
   int number_of_loss_fields = 0;
   int max_number_of_loss_fields =
        std::min<int>(kRtcpMaxCastLossFields,
-                     kIpPacketSize - static_cast<int>(packet->size()) / 4);
+                     (kIpPacketSize - static_cast<int>(packet->size())) / 4);
 
   std::map<uint8, std::set<uint16> >::const_iterator frame_it =
       cast->missing_frames_and_packets_.begin();
 
   for (; frame_it != cast->missing_frames_and_packets_.end() &&
       number_of_loss_fields < max_number_of_loss_fields; ++frame_it) {
     // Iterate through all frames with missing packets.
     if (frame_it->second.empty()) {
       // Special case all packets in a frame is missing.
       start_size = packet->size();
@@ skipping 36 matching lines @@
   (*packet)[cast_size_pos] = static_cast<uint8>(4 + number_of_loss_fields);
   (*packet)[cast_loss_field_pos] = static_cast<uint8>(number_of_loss_fields);
 
   // Frames with missing packets.
   TRACE_COUNTER_ID1("cast_rtcp", "RtcpSender::CastNACK", ssrc_,
                     cast->missing_frames_and_packets_.size());
 }
 
 }  // namespace cast
 }  // namespace media