Convert media constants to constexpr.

media/blink/buffered_data_source_host_impl.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/blink/buffered_data_source_host_impl.h"
 
 #include "media/base/timestamp_constants.h"
 
 namespace media {
 
@@ skipping 27 matching lines @@
     return base::TimeDelta();
   if (position > 0.99)
     return duration;
   return base::TimeDelta::FromMilliseconds(
       static_cast<int64_t>(position * duration.InMilliseconds()));
 }
 
 void BufferedDataSourceHostImpl::AddBufferedTimeRanges(
     Ranges<base::TimeDelta>* buffered_time_ranges,
     base::TimeDelta media_duration) const {
-  DCHECK(media_duration != kNoTimestamp());
-  DCHECK(media_duration != kInfiniteDuration());
+  DCHECK(media_duration != kNoTimestamp);
+  DCHECK(media_duration != kInfiniteDuration);
   if (total_bytes_ && !buffered_byte_ranges_.empty()) {
     for (const auto i : buffered_byte_ranges_) {
       if (i.second) {
         int64_t start = i.first.begin;
         int64_t end = i.first.end;
         buffered_time_ranges->Add(
             TimeForByteOffset(start, total_bytes_, media_duration),
             TimeForByteOffset(end, total_bytes_, media_duration));
       }
     }
   }
 }
 
 bool BufferedDataSourceHostImpl::DidLoadingProgress() {
   bool ret = did_loading_progress_;
   did_loading_progress_ = false;
   return ret;
 }
 
 }  // namespace media