Improve & reorganize logic related to directories/remote contacts in the search fragment.

Test: DirectoriesCursorLoaderTest, RemoteContactsCursorLoaderTest
PiperOrigin-RevId: 182578207
Change-Id: I03c81bd8581c8abbef1bbca1a960f3380d588d22
diff --git a/packages.mk b/packages.mk
index d4b225a..0edf0b5 100644
--- a/packages.mk
+++ b/packages.mk
@@ -49,6 +49,7 @@
 	com.android.dialer.preferredsim.impl \
 	com.android.dialer.searchfragment.common \
 	com.android.dialer.searchfragment.cp2 \
+	com.android.dialer.searchfragment.directories \
 	com.android.dialer.searchfragment.list \
 	com.android.dialer.searchfragment.nearbyplaces \
 	com.android.dialer.searchfragment.remote \