DebugMediaCodecVideoRenderer clean-up

After refactoring MediaCodecRenderer's configureCodec() to
getMediaCodecConfiguration(), there was some state initialization left
in DebugMediaCodecVideoRenderer's configureCodec(). This is now moved
inside DebugMediaCodecVideoRenderer.onCodecInitialized().

PiperOrigin-RevId: 370430193

playbacktests/src/androidTest/java/com/google/android/exoplayer2/playbacktests/gts/DebugRenderersFactory.java

@@ -133,12 +133,6 @@ import java.util.ArrayList;
     @Override
     protected MediaCodecAdapter.Configuration getMediaCodecConfiguration(
         MediaCodecInfo codecInfo, Format format, MediaCrypto crypto, float operatingRate) {
-      // If the codec is being initialized whilst the renderer is started, default behavior is to
-      // render the first frame (i.e. the keyframe before the current position), then drop frames up
-      // to the current playback position. For test runs that place a maximum limit on the number of
-      // dropped frames allowed, this is not desired behavior. Hence we skip (rather than drop)
-      // frames up to the current playback position [Internal: b/66494991].
-      skipToPositionBeforeRenderingFirstFrame = getState() == Renderer.STATE_STARTED;
       return super.getMediaCodecConfiguration(codecInfo, format, crypto, operatingRate);
     }
 
@@ -156,6 +150,18 @@ import java.util.ArrayList;
     }
 
     @Override
+    protected void onCodecInitialized(
+        String name, long initializedTimestampMs, long initializationDurationMs) {
+      // If the codec was initialized whilst the renderer is started, default behavior is to
+      // render the first frame (i.e. the keyframe before the current position), then drop frames up
+      // to the current playback position. For test runs that place a maximum limit on the number of
+      // dropped frames allowed, this is not desired behavior. Hence we skip (rather than drop)
+      // frames up to the current playback position [Internal: b/66494991].
+      skipToPositionBeforeRenderingFirstFrame = getState() == Renderer.STATE_STARTED;
+      super.onCodecInitialized(name, initializedTimestampMs, initializationDurationMs);
+    }
+
+    @Override
     protected void resetCodecStateForRelease() {
       super.resetCodecStateForRelease();
       skipToPositionBeforeRenderingFirstFrame = false;