Added the JNI interface to get and set RtpParameters and the maximum bitrate limits.

webrtc/api/java/src/org/webrtc/RtpParameters.java

Index: webrtc/api/java/src/org/webrtc/RtpParameters.java
diff --git a/webrtc/api/java/src/org/webrtc/AudioSource.java b/webrtc/api/java/src/org/webrtc/RtpParameters.java
similarity index 53%
copy from webrtc/api/java/src/org/webrtc/AudioSource.java
copy to webrtc/api/java/src/org/webrtc/RtpParameters.java
index 99fcad1cf83281a4c1231fed5a71dd7a13b7c80d..4dcdcc403b33be66ed18cc792b07a61b5e85248a 100644
--- a/webrtc/api/java/src/org/webrtc/AudioSource.java
+++ b/webrtc/api/java/src/org/webrtc/RtpParameters.java
@@ -10,12 +10,19 @@
 
 package org.webrtc;
 
+import java.util.List;
+import java.util.LinkedList;
+
 /**
- * Java wrapper for a C++ AudioSourceInterface.  Used as the source for one or
- * more {@code AudioTrack} objects.
+ * The parameters for an {@code RtpSender}, as defined in
+ * http://w3c.github.io/webrtc-pc/#rtcrtpsender-interface.
  */
-public class AudioSource extends MediaSource {
-  public AudioSource(long nativeSource) {
-    super(nativeSource);
+public class RtpParameters {
+  public static class Encoding { public Integer maxBitrateBps; }
+
+  public final LinkedList<Encoding> encodings;
+
+  public RtpParameters() {
+    encodings = new LinkedList<Encoding>();
   }
 }