Componentize internal class FlagsState in flags_ui component.

chrome/browser/chromeos/settings/owner_flags_storage.cc

Index: chrome/browser/chromeos/settings/owner_flags_storage.cc
diff --git a/chrome/browser/chromeos/settings/owner_flags_storage.cc b/chrome/browser/chromeos/settings/owner_flags_storage.cc
index a2312648e1968d9ae68697cfdadfb4f66f261431..b0d097d9d6260d462dc7b95d359b1f64ae2c6e85 100644
--- a/chrome/browser/chromeos/settings/owner_flags_storage.cc
+++ b/chrome/browser/chromeos/settings/owner_flags_storage.cc
@@ -20,7 +20,7 @@ namespace about_flags {
 OwnerFlagsStorage::OwnerFlagsStorage(
     PrefService* prefs,
     ownership::OwnerSettingsService* owner_settings_service)
-    : ::flags_ui::PrefServiceFlagsStorage(prefs),
+    : flags_ui::PrefServiceFlagsStorage(prefs),
       owner_settings_service_(owner_settings_service) {
   // Make this code more unit test friendly.
   if (g_browser_process->local_state()) {
@@ -57,7 +57,7 @@ bool OwnerFlagsStorage::SetFlags(const std::set<std::string>& flags) {
 
   base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
   ::about_flags::ConvertFlagsToSwitches(this, &command_line,
-                                        ::about_flags::kNoSentinels);
+                                        flags_ui::kNoSentinels);
   base::CommandLine::StringVector switches = command_line.argv();
   for (base::CommandLine::StringVector::const_iterator it =
            switches.begin() + 1;