MSE: Provide link in media-internals to known bug 229412 until it is fixed

media/filters/source_buffer_stream.cc

 // Copyright (c) 2012 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/filters/source_buffer_stream.h"
 
 #include <algorithm>
 #include <map>
 #include <sstream>
 
@@ skipping 221 matching lines @@
   DVLOG(1) << __FUNCTION__ << " " << GetStreamTypeName() << ": buffers dts=["
            << buffers.front()->GetDecodeTimestamp().InSecondsF() << ";"
            << buffers.back()->GetDecodeTimestamp().InSecondsF() << "] pts=["
            << buffers.front()->timestamp().InSecondsF() << ";"
            << buffers.back()->timestamp().InSecondsF() << "(last frame dur="
            << buffers.back()->duration().InSecondsF() << ")]";
 
   // New media segments must begin with a keyframe.
   // TODO(wolenetz): Relax this requirement. See http://crbug.com/229412.
   if (new_media_segment_ && !buffers.front()->is_key_frame()) {
-    MEDIA_LOG(ERROR, media_log_)
-        << "Media segment did not begin with key frame.";
+    MEDIA_LOG(ERROR, media_log_) << "Media segment did not begin with key "
+                                    "frame. Current lack of support for this "

[ddorwin, 2015/07/20 21:37:38]

nit: The following makes the second sentence more positive and helpful:
"Support for such segments will be available in a future version..."

[wolenetz, 2015/07/20 21:56:19]

Done.

+                                    "is a known issue. Please see "
+                                    "https://crbug.com/229412.";
     return false;
   }
 
   // Buffers within a media segment should be monotonically increasing.
   if (!IsMonotonicallyIncreasing(buffers))
     return false;
 
   if (media_segment_start_time_ < DecodeTimestamp() ||
       buffers.front()->GetDecodeTimestamp() < DecodeTimestamp()) {
     MEDIA_LOG(ERROR, media_log_)
@@ skipping 1396 matching lines @@
     return false;
 
   DCHECK_NE(have_splice_buffers, have_preroll_buffer);
   splice_buffers_index_ = 0;
   pending_buffer_.swap(*out_buffer);
   pending_buffers_complete_ = false;
   return true;
 }
 
 }  // namespace media