Disabling test on iOS64 debug bot

BUG=webrtc:7915
NOTRY=true

Review-Url: https://codereview.webrtc.org/2979003003
Cr-Commit-Position: refs/heads/master@{#19032}
diff --git a/webrtc/ortc/ortcfactory_integrationtest.cc b/webrtc/ortc/ortcfactory_integrationtest.cc
index a893c51..e05c8f5 100644
--- a/webrtc/ortc/ortcfactory_integrationtest.cc
+++ b/webrtc/ortc/ortcfactory_integrationtest.cc
@@ -481,6 +481,7 @@
                                         expect_success);
 }
 
+#if !(defined(WEBRTC_IOS) && defined(WEBRTC_ARCH_64_BITS) && !defined(NDEBUG))
 TEST_F(OrtcFactoryIntegrationTest,
        BasicTwoWayAudioVideoSrtpSendersAndReceivers) {
   auto udp_transports = CreateAndConnectUdpTransportPair();
@@ -490,6 +491,7 @@
   BasicTwoWayRtpSendersAndReceiversTest(std::move(srtp_transports),
                                         expect_success);
 }
+#endif
 
 // Tests that the packets cannot be decoded if the keys are mismatched.
 TEST_F(OrtcFactoryIntegrationTest, SrtpSendersAndReceiversWithMismatchingKeys) {