Fixing flaky LocalP2PTestSctpDataChannel test.

talk/app/webrtc/peerconnection_unittest.cc

Index: talk/app/webrtc/peerconnection_unittest.cc
diff --git a/talk/app/webrtc/peerconnection_unittest.cc b/talk/app/webrtc/peerconnection_unittest.cc
index 605e1a5e1f91f83701f17a8cd3e6a63c9a5bd1a7..8071ac9bb6bf978e768ab6fcd1f5528eb0ab3bf3 100644
--- a/talk/app/webrtc/peerconnection_unittest.cc
+++ b/talk/app/webrtc/peerconnection_unittest.cc
@@ -1585,10 +1585,9 @@ TEST_F(P2PTestConductor, LocalP2PTestSctpDataChannel) {
                  kMaxWaitMs);
 
   receiving_client()->data_channel()->Close();
-  // Send new offer and answer.
-  receiving_client()->Negotiate();
-  EXPECT_FALSE(initializing_client()->data_observer()->IsOpen());
-  EXPECT_FALSE(receiving_client()->data_observer()->IsOpen());
+  EXPECT_TRUE_WAIT(!initializing_client()->data_observer()->IsOpen(),
+                   kMaxWaitMs);
+  EXPECT_TRUE_WAIT(!receiving_client()->data_observer()->IsOpen(), kMaxWaitMs);
 }
 
 // This test sets up a call between two parties and creates a data channel.