Remove DemuxerFactory and URL parameter from Pipeline.

media/base/demuxer.h

Index: media/base/demuxer.h
diff --git a/media/base/demuxer.h b/media/base/demuxer.h
index 044df3d970584afa807cfbae63f465bea8a97ce4..3647a9d54505106fb160ed5061cdbd7433b133b7 100644
--- a/media/base/demuxer.h
+++ b/media/base/demuxer.h
@@ -45,6 +45,12 @@ class MEDIA_EXPORT Demuxer
   // to be released before the host object is destroyed by the pipeline.
   virtual void set_host(DemuxerHost* host);
 
+  // Completes initialization of the demuxer.
+  //
+  // TODO(scherkus): pass in DemuxerHost here instead of using set_host(),
+  // see http://crbug.com/111585
+  virtual void Initialize(const PipelineStatusCB& status_cb) = 0;
+
   // The pipeline playback rate has been changed.  Demuxers may implement this
   // method if they need to respond to this call.
   virtual void SetPlaybackRate(float playback_rate);
@@ -76,6 +82,8 @@ class MEDIA_EXPORT Demuxer
 
   // Returns true if the source is from a local file or stream (such as a
   // webcam stream), false otherwise.
+  //
+  // TODO(scherkus): See http://crbug.com/120426 on why we should remove this.
   virtual bool IsLocalSource() = 0;
 
   // Returns true if seeking is possible; false otherwise.