Revert 145965 - Make sure previous seek points in SourceBufferStream are ignored during overlaps

media/filters/source_buffer_stream.h

Index: media/filters/source_buffer_stream.h
===================================================================
--- media/filters/source_buffer_stream.h	(revision 145967)
+++ media/filters/source_buffer_stream.h	(working copy)
@@ -155,18 +155,10 @@
   // |selected_range_| lives.
   RangeList::iterator GetSelectedRangeItr();
 
-  // Sets the |selected_range_| to |range| and resets the next buffer position
-  // for the previous |selected_range_|.
-  void SetSelectedRange(SourceBufferRange* range);
-
   // Returns true if the timestamps of |buffers| are monotonically increasing
   // since the previous append to the media segment, false otherwise.
   bool IsMonotonicallyIncreasing(const BufferQueue& buffers);
 
-  // Returns true if |selected_range_| is the only range in |ranges_| that
-  // HasNextBufferPosition().
-  bool OnlySelectedRangeIsSeeked() const;
-
   // Measures the distances between buffer timestamps and tracks the max.
   void UpdateMaxInterbufferDistance(const BufferQueue& buffers);