WIP: Pref service user prefs.

services/preferences/public/cpp/BUILD.gn

Index: services/preferences/public/cpp/BUILD.gn
diff --git a/services/preferences/public/cpp/BUILD.gn b/services/preferences/public/cpp/BUILD.gn
index 08518bd87e6177c8612a63eae6e9b847c046f72e..72bc27d01c64b491a2231542a2650b2b420ec99e 100644
--- a/services/preferences/public/cpp/BUILD.gn
+++ b/services/preferences/public/cpp/BUILD.gn
@@ -4,6 +4,8 @@
 
 source_set("cpp") {
   sources = [
+    "persistent_pref_store_client.cc",
+    "persistent_pref_store_client.h",
     "pref_client_store.cc",
     "pref_client_store.h",
     "pref_store_adapter.cc",
@@ -18,12 +20,13 @@ source_set("cpp") {
 
   public_deps = [
     "//base",
-    "//components/prefs:prefs",
+    "//components/prefs",
     "//services/preferences/public/interfaces",
     "//services/service_manager/public/cpp",
   ]
 
   deps = [
     "//mojo/public/cpp/bindings:bindings",
+    "//services/preferences",
   ]
 }