Remove SetChannelParameters function from API classes.

Followup to https://webrtc-review.googlesource.com/c/src/+/108861

Bug: webrtc:9946
Change-Id: Ia6e7fa3942c21aefeadb7b214c85cff93fbc2ef6
Reviewed-on: https://webrtc-review.googlesource.com/c/109860
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Commit-Queue: Philip Eliasson <philipel@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25747}

sdk/android/api/org/webrtc/VideoEncoder.java

@@ -210,19 +210,6 @@ public interface VideoEncoder {
    */
   @CalledByNative VideoCodecStatus encode(VideoFrame frame, EncodeInfo info);
 
-  /**
-   * Informs the encoder of the packet loss and the round-trip time of the network.
-   *
-   * @param packetLoss How many packets are lost on average per 255 packets.
-   * @param roundTripTimeMs Round-trip time of the network in milliseconds.
-   */
-  // TODO(webrtc:9946): Remove this function when downstream projects have been
-  //                    updated.
-  @Deprecated
-  default VideoCodecStatus setChannelParameters(short packetLoss, long roundTripTimeMs) {
-    return VideoCodecStatus.OK;
-  }
-
   /** Sets the bitrate allocation and the target framerate for the encoder. */
   @CalledByNative VideoCodecStatus setRateAllocation(BitrateAllocation allocation, int framerate);