Remove // Do nothing overrides from EventLogger

These methods are marked `default` on the `AnalyticsListener` interface
with an empty implementation, so there's no need to override them just
to re-define the empty implementation.

PiperOrigin-RevId: 689416584
(cherry picked from commit 757f223)

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/util/EventLogger.java

@@ -475,13 +475,6 @@ public void onVideoSizeChanged(EventTime eventTime, VideoSize videoSize) {
     logd(eventTime, "videoSize", videoSize.width + ", " + videoSize.height);
   }
 
-  @UnstableApi
-  @Override
-  public void onLoadStarted(
-      EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData) {
-    // Do nothing.
-  }
-
   @UnstableApi
   @Override
   public void onLoadError(
@@ -493,27 +486,6 @@ public void onLoadError(
     printInternalError(eventTime, "loadError", error);
   }
 
-  @UnstableApi
-  @Override
-  public void onLoadCanceled(
-      EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData) {
-    // Do nothing.
-  }
-
-  @UnstableApi
-  @Override
-  public void onLoadCompleted(
-      EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData) {
-    // Do nothing.
-  }
-
-  @UnstableApi
-  @Override
-  public void onBandwidthEstimate(
-      EventTime eventTime, int totalLoadTimeMs, long totalBytesLoaded, long bitrateEstimate) {
-    // Do nothing.
-  }
-
   @UnstableApi
   @Override
   public void onSurfaceSizeChanged(EventTime eventTime, int width, int height) {