Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/test/reliability/page_load_test.cc

Index: chrome/test/reliability/page_load_test.cc
diff --git a/chrome/test/reliability/page_load_test.cc b/chrome/test/reliability/page_load_test.cc
index 34012f04e8f8331f63d3dd2b4080c79826f53996..c0590d05c7dc072d4f096fbaa5c2785f37123454 100644
--- a/chrome/test/reliability/page_load_test.cc
+++ b/chrome/test/reliability/page_load_test.cc
@@ -754,16 +754,18 @@ class PageLoadTest : public UITest {
   // Get a PrefService whose contents correspond to the Local State file
   // that was saved by the app as it closed.  The caller takes ownership of the
   // returned PrefService object.
-  PrefService* GetLocalState() {
+  PrefServiceSimple* GetLocalState() {
     FilePath path = user_data_dir().Append(chrome::kLocalStateFilename);
-    return PrefServiceMockBuilder().WithUserFilePrefs(
-        path, MessageLoop::current()->message_loop_proxy()).Create();
+    PrefServiceMockBuilder builder;
+    builder.WithUserFilePrefs(path,
+                              MessageLoop::current()->message_loop_proxy());
+    return builder.CreateSimple();
   }
 
   void GetStabilityMetrics(NavigationMetrics* metrics) {
     if (!metrics)
       return;
-    scoped_ptr<PrefService> local_state(GetLocalState());
+    scoped_ptr<PrefServiceSimple> local_state(GetLocalState());
     if (!local_state.get())
       return;
     local_state->RegisterBooleanPref(prefs::kStabilityExitedCleanly, false);