Hook up new "rtc_enable_sctp" build argument to "HAVE_SCTP" define.

webrtc/api/peerconnectionendtoend_unittest.cc

 /*
  *  Copyright 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 176 matching lines @@
   FakeConstraints pc_constraints;
   pc_constraints.AddMandatory(MediaConstraintsInterface::kEnableDtlsSrtp,
                               false);
   CreatePcs(&pc_constraints);
   GetAndAddUserMedia();
   Negotiate();
   WaitForCallEstablished();
 }
 #endif  // !defined(ADDRESS_SANITIZER)
 
+#ifdef HAVE_SCTP
 // Verifies that a DataChannel created before the negotiation can transition to
 // "OPEN" and transfer data.
 TEST_F(PeerConnectionEndToEndTest, CreateDataChannelBeforeNegotiate) {
   MAYBE_SKIP_TEST(rtc::SSLStreamAdapter::HaveDtlsSrtp);
 
   CreatePcs();
 
   webrtc::DataChannelInit init;
   rtc::scoped_refptr<DataChannelInterface> caller_dc(
       caller_->CreateDataChannel("data", init));
@@ skipping 105 matching lines @@
 
   caller_dc_1->Send(webrtc::DataBuffer(message_1));
   EXPECT_EQ_WAIT(message_1, dc_1_observer->last_message(), kMaxWait);
 
   caller_dc_2->Send(webrtc::DataBuffer(message_2));
   EXPECT_EQ_WAIT(message_2, dc_2_observer->last_message(), kMaxWait);
 
   EXPECT_EQ(1U, dc_1_observer->received_message_count());
   EXPECT_EQ(1U, dc_2_observer->received_message_count());
 }
+#endif  // HAVE_SCTP
 
 #ifdef HAVE_QUIC
 // Test that QUIC data channels can be used and that messages go to the correct
 // remote data channel when both peers want to use QUIC. It is assumed that the
 // application has externally negotiated the data channel parameters.
 TEST_F(PeerConnectionEndToEndTest, MessageTransferBetweenQuicDataChannels) {
   config_.enable_quic = true;
   CreatePcs();
 
   webrtc::DataChannelInit init_1;
@@ skipping 57 matching lines @@
   EXPECT_EQ_WAIT(message_1, dc_1_observer->last_message(), kMaxWait);
 
   callee_dc_2->Send(webrtc::DataBuffer(message_2));
   EXPECT_EQ_WAIT(message_2, dc_2_observer->last_message(), kMaxWait);
 
   EXPECT_EQ(1U, dc_1_observer->received_message_count());
   EXPECT_EQ(1U, dc_2_observer->received_message_count());
 }
 #endif  // HAVE_QUIC
 
+#ifdef HAVE_SCTP
 // Verifies that a DataChannel added from an OPEN message functions after
 // a channel has been previously closed (webrtc issue 3778).
 // This previously failed because the new channel re-uses the ID of the closed
 // channel, and the closed channel was incorrectly still assigned to the id.
 // TODO(deadbeef): This is disabled because there's currently a race condition
 // caused by the fact that a data channel signals that it's closed before it
 // really is. Re-enable this test once that's fixed.
 // See: https://bugs.chromium.org/p/webrtc/issues/detail?id=4453
 TEST_F(PeerConnectionEndToEndTest,
        DISABLED_DataChannelFromOpenWorksAfterClose) {
@@ skipping 39 matching lines @@
   WaitForDataChannelsToOpen(caller_dc, callee_signaled_data_channels_, 0);
   // This removes the reference to the remote data channel that we hold.
   callee_signaled_data_channels_.clear();
   caller_dc->Close();
   EXPECT_EQ_WAIT(DataChannelInterface::kClosed, caller_dc->state(), kMaxWait);
 
   // Wait for a bit longer so the remote data channel will receive the
   // close message and be destroyed.
   rtc::Thread::Current()->ProcessMessages(100);
 }
+#endif  // HAVE_SCTP