Convert media constants to constexpr.

media/formats/mp4/mp4_stream_parser_unittest.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/mp4/mp4_stream_parser.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 196 matching lines @@
         true,
         base::Bind(&MP4StreamParserTest::KeyNeededF, base::Unretained(this)),
         base::Bind(&MP4StreamParserTest::NewSegmentF, base::Unretained(this)),
         base::Bind(&MP4StreamParserTest::EndOfSegmentF, base::Unretained(this)),
         media_log_);
   }
 
   StreamParser::InitParameters GetDefaultInitParametersExpectations() {
     // Most unencrypted test mp4 files have zero duration and are treated as
     // live streams.
-    StreamParser::InitParameters params(kInfiniteDuration());
+    StreamParser::InitParameters params(kInfiniteDuration);
     params.liveness = DemuxerStream::LIVENESS_LIVE;
     params.detected_audio_track_count = 1;
     params.detected_video_track_count = 1;
     params.detected_text_track_count = 0;
     return params;
   }
 
   void InitializeParserAndExpectLiveness(DemuxerStream::Liveness liveness) {
     auto params = GetDefaultInitParametersExpectations();
     params.liveness = liveness;
@@ skipping 304 matching lines @@
   scoped_refptr<DecoderBuffer> buffer =
       ReadTestDataFile("bear-1280x720-avt_subt_frag.mp4");
 
   EXPECT_MEDIA_LOG(AudioCodecLog("mp4a.40.2"));
   EXPECT_MEDIA_LOG(VideoCodecLog("avc1.64001F"));
   EXPECT_TRUE(AppendDataInPieces(buffer->data(), buffer->data_size(), 512));
 }
 
 }  // namespace mp4
 }  // namespace media