IpConnectivityMetrics reads buffer size in settings

Test: IpConnectivityMetricsTest passes. Also manually changed the new
setting and verified the buffer size is as expected after flushing the
buffer.
Bug: 32198637
Change-Id: Ie78d3fb03cea7883585549dac4f2063f0a8d9f4b
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java b/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
index 3fc89b9..2936e39 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
+++ b/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
@@ -57,7 +57,7 @@
 
     public void setUp() {
         MockitoAnnotations.initMocks(this);
-        mService = new IpConnectivityMetrics(mCtx);
+        mService = new IpConnectivityMetrics(mCtx, (ctx) -> 2000);
     }
 
     public void testLoggingEvents() throws Exception {