Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/ui/browser_ui_prefs.cc

Index: chrome/browser/ui/browser_ui_prefs.cc
diff --git a/chrome/browser/ui/browser_ui_prefs.cc b/chrome/browser/ui/browser_ui_prefs.cc
index 4091e6e6cad38005e4a6a173c2b8e7842e11eed5..f89dc3a73d5562acb2a20c8aca9ba75996496c6b 100644
--- a/chrome/browser/ui/browser_ui_prefs.cc
+++ b/chrome/browser/ui/browser_ui_prefs.cc
@@ -5,16 +5,17 @@
 #include "chrome/browser/ui/browser_ui_prefs.h"
 
 #include "chrome/browser/first_run/first_run.h"
+#include "chrome/browser/prefs/pref_registry_simple.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 
 namespace chrome {
 
-void RegisterBrowserPrefs(PrefServiceSimple* prefs) {
-  prefs->RegisterIntegerPref(prefs::kOptionsWindowLastTabIndex, 0);
-  prefs->RegisterBooleanPref(prefs::kAllowFileSelectionDialogs, true);
-  prefs->RegisterIntegerPref(prefs::kShowFirstRunBubbleOption,
+void RegisterBrowserPrefs(PrefRegistrySimple* registry) {
+  registry->RegisterIntegerPref(prefs::kOptionsWindowLastTabIndex, 0);
+  registry->RegisterBooleanPref(prefs::kAllowFileSelectionDialogs, true);
+  registry->RegisterIntegerPref(prefs::kShowFirstRunBubbleOption,
                              first_run::FIRST_RUN_BUBBLE_DONT_SHOW);
 }