am 692cac9f: SipHelper: add debug log for challenge responses.

Merge commit '692cac9fdd7b179ba807351772fdf2339c000dfe' into gingerbread-plus-aosp

* commit '692cac9fdd7b179ba807351772fdf2339c000dfe':
  SipHelper: add debug log for challenge responses.

voip/java/com/android/server/sip/SipHelper.java

@@ -238,6 +238,8 @@ class SipHelper {
         ClientTransaction tid = responseEvent.getClientTransaction();
         ClientTransaction ct = authenticationHelper.handleChallenge(
                 responseEvent.getResponse(), tid, mSipProvider, 5);
+        if (DEBUG) Log.d(TAG, "send request with challenge response: "
+                + ct.getRequest());
         ct.sendRequest();
         return ct;
     }