Add contacts launch performance test definition.

Change-Id: I8d4376e676a682c59accbb129a4d77efb5696e28
diff --git a/testrunner/test_defs.xml b/testrunner/test_defs.xml
index 0197a66..ad2017c 100644
--- a/testrunner/test_defs.xml
+++ b/testrunner/test_defs.xml
@@ -389,6 +389,12 @@
     description="Tests for the Contacts app."
     continuous="true" />
 
+<test name="contacts-launch"
+    build_path="packages/apps/Contacts"
+    package="com.android.contacts.tests"
+    runner="com.android.contacts.ContactsLaunchPerformance"
+    description="Launch performance for Contacts." />
+
 <test name="gcontactsprov"
     build_path="packages/providers/GoogleContactsProvider/tests"
     package="com.android.providers.contactstests"