Add a switch to redetermine role when ICE restarts.

webrtc/api/android/jni/peerconnection_jni.cc

Index: webrtc/api/android/jni/peerconnection_jni.cc
diff --git a/webrtc/api/android/jni/peerconnection_jni.cc b/webrtc/api/android/jni/peerconnection_jni.cc
index 5095b152ba0947af8eb45e1b5e36248299f20fff..2463c5cfae1507701c743647ca0c03b2f9821b1e 100644
--- a/webrtc/api/android/jni/peerconnection_jni.cc
+++ b/webrtc/api/android/jni/peerconnection_jni.cc
@@ -1631,6 +1631,9 @@ static void JavaRTCConfigurationToJsepRTCConfiguration(
   jfieldID j_prune_turn_ports_id =
       GetFieldID(jni, j_rtc_config_class, "pruneTurnPorts", "Z");
 
+  jfieldID j_redetermine_role_on_ice_restart_id =

[pthatcher1, 2016/08/29 23:27:42]

If we're only going to use the switch in Chromium, do we need this Java/JNI
code?

[honghaiz3, 2016/08/29 23:32:27]

Done. Removed. 

+      GetFieldID(jni, j_rtc_config_class, "redetermineRoleOnIceRestart", "Z");
+
   rtc_config->type =
       JavaIceTransportsTypeToNativeType(jni, j_ice_transports_type);
   rtc_config->bundle_policy =
@@ -1655,10 +1658,12 @@ static void JavaRTCConfigurationToJsepRTCConfiguration(
           jni, j_continual_gathering_policy);
   rtc_config->ice_candidate_pool_size =
       GetIntField(jni, j_rtc_config, j_ice_candidate_pool_size_id);
-  rtc_config->prune_turn_ports =
-      GetBooleanField(jni, j_rtc_config, j_prune_turn_ports_id);
   rtc_config->presume_writable_when_fully_relayed = GetBooleanField(
       jni, j_rtc_config, j_presume_writable_when_fully_relayed_id);
+  rtc_config->prune_turn_ports =
+      GetBooleanField(jni, j_rtc_config, j_prune_turn_ports_id);
+  rtc_config->redetermine_role_on_ice_restart =
+      GetBooleanField(jni, j_rtc_config, j_redetermine_role_on_ice_restart_id);
 }
 
 JOW(jlong, PeerConnectionFactory_nativeCreatePeerConnection)(