Remove reserved value check in IndependentAndDisposableSamples.

media/formats/mp4/box_definitions.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/box_definitions.h"
 
 #include "base/logging.h"
 #include "media/formats/mp4/es_descriptor.h"
 #include "media/formats/mp4/rcheck.h"
 
@@ skipping 783 matching lines @@
 bool IndependentAndDisposableSamples::Parse(BoxReader* reader) {
   RCHECK(reader->ReadFullBoxHeader());
   RCHECK(reader->version() == 0);
   RCHECK(reader->flags() == 0);
 
   int sample_count = reader->size() - reader->pos();
   sample_depends_on_.resize(sample_count);
   for (int i = 0; i < sample_count; ++i) {
     uint8 sample_info;
     RCHECK(reader->Read1(&sample_info));
-    RCHECK((sample_info >> 6) == 0);  // reserved.
 
     sample_depends_on_[i] =
         static_cast<SampleDependsOn>((sample_info >> 4) & 0x3);
 
     RCHECK(sample_depends_on_[i] != kSampleDependsOnReserved);
   }
 
   return true;
 }
 
 SampleDependsOn IndependentAndDisposableSamples::sample_depends_on(
     size_t i) const {
   if (i >= sample_depends_on_.size())
     return kSampleDependsOnUnknown;
 
   return sample_depends_on_[i];
 }
 
 }  // namespace mp4
 }  // namespace media