Disable the IPv6 provisioning delay to speed up the integration test. am: 7118826f48

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/2548134

Change-Id: I2c4dbc59f5b6243015a2b73e55839601abc1fc6b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

tests/integration/common/android/net/ip/IpClientIntegrationTestCommon.java

diff --git a/tests/integration/common/android/net/ip/IpClientIntegrationTestCommon.java b/tests/integration/common/android/net/ip/IpClientIntegrationTestCommon.java
index 8a4ea1f..2fb5ac8 100644
--- a/tests/integration/common/android/net/ip/IpClientIntegrationTestCommon.java
+++ b/tests/integration/common/android/net/ip/IpClientIntegrationTestCommon.java
@@ -729,7 +729,14 @@
         final TestNetworkInterface iface = runAsShell(MANAGE_TEST_NETWORKS, () -> {
             final TestNetworkManager tnm =
                     inst.getContext().getSystemService(TestNetworkManager.class);
-            return tnm.createTapInterface();
+            try {
+                return tnm.createTapInterface(true /* carrierUp */, true /* bringUp */,
+                        true /* disableIpv6ProvisioningDelay */);
+            } catch (NoSuchMethodError e) {
+                // createTapInterface(boolean, boolean, boolean) has been introduced since T,
+                // use the legancy API if the method is not found on previous platforms.
+                return tnm.createTapInterface();
+            }
         });
         mIfaceName = iface.getInterfaceName();
         mClientMac = getIfaceMacAddr(mIfaceName).toByteArray();