Revert r95841 due to failing media_unittests on linux_shared bot.

media/filters/adaptive_demuxer.h

Index: media/filters/adaptive_demuxer.h
===================================================================
--- media/filters/adaptive_demuxer.h	(revision 95843)
+++ media/filters/adaptive_demuxer.h	(working copy)
@@ -242,7 +242,7 @@
 // DemuxerFactory's Build() method individually.  For backward-compatibility,
 // the manifest URL may also simply be a regular URL in which case an implicit
 // "x-adaptive:0:0:" is prepended.
-class MEDIA_EXPORT AdaptiveDemuxerFactory : public DemuxerFactory {
+class AdaptiveDemuxerFactory : public DemuxerFactory {
  public:
   // Takes a reference to |demuxer_factory|.
   AdaptiveDemuxerFactory(DemuxerFactory* delegate_factory);
@@ -260,11 +260,6 @@
   DISALLOW_IMPLICIT_CONSTRUCTORS(AdaptiveDemuxerFactory);
 };
 
-// See AdaptiveDemuxerFactory's class-level comment for |url|'s format.
-MEDIA_EXPORT bool ParseAdaptiveUrl(
-    const std::string& url, int* audio_index, int* video_index,
-    std::vector<std::string>* urls);
-
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_ADAPTIVE_DEMUXER_H_