Mojom interface for Preferences

services/preferences/public/cpp/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-source_set("input_devices") {
+source_set("cpp") {
   sources = [
-    "input_device_client.cc",
-    "input_device_client.h",
+    "pref_observer_store.cc",
+    "pref_observer_store.h",
+  ]
+
+  public_deps = [
+    "//base",
+    "//components/prefs:prefs",
+    "//services/preferences/public/interfaces",
+    "//services/service_manager/public/cpp",
   ]
 
   deps = [
-    "//base",
-    "//services/service_manager/public/cpp",
-    "//ui/events/devices",
-  ]
-
-  public_deps = [
-    "//services/ui/public/interfaces/input_devices",
+    "//mojo/public/cpp/bindings:bindings",
   ]
 }