Making audio network adaptor config proto a JAVA package.

webrtc/modules/audio_coding/audio_network_adaptor/config.proto

 syntax = "proto2";
 option optimize_for = LITE_RUNTIME;
+option java_package = "org.webrtc.AudioNetworkAdaptor";
+option java_outer_classname = "Config";
 package webrtc.audio_network_adaptor.config;
 
 message FecController {
   message Threshold {
     // Threshold defines a curve in the bandwidth/packet-loss domain. The
     // curve is characterized by the two conjunction points: A and B.
     //
     // packet ^  |
     //  loss  | A|
     //        |   \        A: (low_bandwidth_bps, low_bandwidth_packet_loss)
@@ skipping 86 matching lines @@
 message ControllerManager {
   repeated Controller controllers = 1;
 
   // Least time since last reordering for a new reordering to be made.
   optional int32 min_reordering_time_ms = 2;
 
   // Least squared distance from last scoring point for a new reordering to be
   // made.
   optional float min_reordering_squared_distance = 3;
 }