Fix media timeline so that thumb never exceeds buffered data

media/base/filter_host.h

Index: media/base/filter_host.h
diff --git a/media/base/filter_host.h b/media/base/filter_host.h
index 864bc99a92155af486b67d12b25e4aafc53055b7..8310593c70f03cd7d22a242c5122fcc51c3b3ff2 100644
--- a/media/base/filter_host.h
+++ b/media/base/filter_host.h
@@ -34,10 +34,6 @@ class MEDIA_EXPORT FilterHost {
   // Gets the duration.
   virtual base::TimeDelta GetDuration() const = 0;
 
-  // Updates the current time.  Other filters should poll to examine the updated
-  // time.
-  virtual void SetTime(base::TimeDelta time) = 0;
-
   // Sets the natural size of the video output in pixel units.
   virtual void SetNaturalVideoSize(const gfx::Size& size) = 0;