Make checked_cast a constexpr

media/formats/mp2t/es_parser_h264.cc

 // Copyright 2014 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/formats/mp2t/es_parser_h264.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/numerics/safe_conversions.h"
@@ skipping 110 matching lines @@
   if (!FindAUD(&next_access_unit_pos_))
     return true;
 
   // At this point, we know we have a full access unit.
   bool is_key_frame = false;
   int pps_id_for_access_unit = -1;
 
   const uint8_t* es;
   int size;
   es_queue_->PeekAt(current_access_unit_pos_, &es, &size);
-  int access_unit_size = base::checked_cast<int, int64_t>(
+  int access_unit_size = base::checked_cast<int>(
       next_access_unit_pos_ - current_access_unit_pos_);
   DCHECK_LE(access_unit_size, size);
   h264_parser_->SetStream(es, access_unit_size);
 
   while (true) {
     bool is_eos = false;
     H264NALU nalu;
     switch (h264_parser_->AdvanceToNextNALU(&nalu)) {
       case H264Parser::kOk:
         break;
@@ skipping 154 matching lines @@
              << " height=" << sps->sar_height;
     last_video_decoder_config_ = video_decoder_config;
     es_adapter_.OnConfigChanged(video_decoder_config);
   }
 
   return true;
 }
 
 }  // namespace mp2t
 }  // namespace media