Clean up PrefServiceBuilder

chrome/browser/prefs/pref_service_mock_factory.h

Index: chrome/browser/prefs/pref_service_mock_factory.h
diff --git a/chrome/browser/ui/webui/options/font_settings_utils_win.cc b/chrome/browser/prefs/pref_service_mock_factory.h
similarity index 34%
copy from chrome/browser/ui/webui/options/font_settings_utils_win.cc
copy to chrome/browser/prefs/pref_service_mock_factory.h
index c96c27f968daa1acb61d71413a819cf9e252f286..974d459a29999043221620a4c4ef3f11092f011a 100644
--- a/chrome/browser/ui/webui/options/font_settings_utils_win.cc
+++ b/chrome/browser/prefs/pref_service_mock_factory.h
@@ -2,13 +2,19 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/ui/webui/options/font_settings_utils.h"
+#ifndef CHROME_BROWSER_PREFS_PREF_SERVICE_MOCK_FACTORY_H_
+#define CHROME_BROWSER_PREFS_PREF_SERVICE_MOCK_FACTORY_H_
 
-namespace options {
+#include "chrome/browser/prefs/pref_service_syncable_factory.h"
 
-// static
-void FontSettingsUtilities::ValidateSavedFonts(PrefService* prefs) {
-  // Nothing to do for Windows.
-}
+// A helper that allows convenient building of custom PrefServices in tests.
+class PrefServiceMockFactory : public PrefServiceSyncableFactory {
+ public:
+  PrefServiceMockFactory();
+  virtual ~PrefServiceMockFactory();
 
-}  // namespace options
+ private:
+  DISALLOW_COPY_AND_ASSIGN(PrefServiceMockFactory);
+};
+
+#endif  // CHROME_BROWSER_PREFS_PREF_SERVICE_MOCK_FACTORY_H_