Remove unused get*Format from MediaCodecRenderer.

#exofixit

PiperOrigin-RevId: 344516187

library/core/src/main/java/com/google/android/exoplayer2/mediacodec/MediaCodecRenderer.java

@@ -630,16 +630,6 @@ public abstract class MediaCodecRenderer extends BaseRenderer {
     }
   }
 
-  @Nullable
-  protected Format getInputFormat() {
-    return inputFormat;
-  }
-
-  @Nullable
-  protected final Format getOutputFormat() {
-    return outputFormat;
-  }
-
   @Nullable
   protected final MediaCodecAdapter getCodec() {
     return codec;