Merge "Fix disabled merge button on conference failure."

                            // the failure event all the way to InCallUI instead of stopping

                            // it here. That way we can also handle the UI of notifying that

                            // the merged has failed.

                            Bundle extras = call.getExtras();

                            extras.putInt("MergeFail", new java.util.Random().nextInt());

                            call.setExtras(extras);

                            mCallsManager.onMergeFailed(call);

                        } else {

                            Log.w(this, "setConferenceMergeFailed, unknown call id: %s", callId);