Remove deprecated SingleSampleMediaSource.createMediaSource

#exofixit

PiperOrigin-RevId: 395518824

RELEASENOTES.md

@@ -69,6 +69,9 @@
         `VideoListener`. Use `Player.addListener` and `Player.Listener` instead.
     *   Remove `DefaultHttpDataSourceFactory`. Use
         `DefaultHttpDataSource.Factory` instead.
+    *   Remove `SingleSampleMediaSource.createMediaSource(Uri, Format, long)`.
+        Use `SingleSampleMediaSource.createMediaSource(MediaItem.Subtitle,
+        long)` instead.
     *   Remove `GvrAudioProcessor` and the GVR extension, which has been
         deprecated since 2.11.0.
 *   Cast extension:

library/core/src/main/java/com/google/android/exoplayer2/source/SingleSampleMediaSource.java

@@ -128,20 +128,6 @@ public final class SingleSampleMediaSource extends BaseMediaSource {
           treatLoadErrorsAsEndOfStream,
           tag);
     }
-
-    /** @deprecated Use {@link #createMediaSource(MediaItem.Subtitle, long)} instead. */
-    @Deprecated
-    public SingleSampleMediaSource createMediaSource(Uri uri, Format format, long durationUs) {
-      return new SingleSampleMediaSource(
-          format.id == null ? trackId : format.id,
-          new MediaItem.Subtitle(
-              uri, checkNotNull(format.sampleMimeType), format.language, format.selectionFlags),
-          dataSourceFactory,
-          durationUs,
-          loadErrorHandlingPolicy,
-          treatLoadErrorsAsEndOfStream,
-          tag);
-    }
   }
 
   private final DataSpec dataSpec;