Switch to direct use of OwnerSettingsServiceChromeOS::Set() in tests.

chrome/browser/chromeos/settings/stub_cros_settings_provider.cc

Index: chrome/browser/chromeos/settings/stub_cros_settings_provider.cc
diff --git a/chrome/browser/chromeos/settings/stub_cros_settings_provider.cc b/chrome/browser/chromeos/settings/stub_cros_settings_provider.cc
index c11e3c306c2b64dcc97e7dfe84979b0c515dc11e..c4a173e11234e4801e35d5a4e0a686cc56594fae 100644
--- a/chrome/browser/chromeos/settings/stub_cros_settings_provider.cc
+++ b/chrome/browser/chromeos/settings/stub_cros_settings_provider.cc
@@ -37,17 +37,25 @@ const base::Value* StubCrosSettingsProvider::Get(
 
 CrosSettingsProvider::TrustedStatus
     StubCrosSettingsProvider::PrepareTrustedValues(const base::Closure& cb) {
-  // We don't have a trusted store so all values are available immediately.
-  return TRUSTED;
+  return trusted_status_;
 }
 
 bool StubCrosSettingsProvider::HandlesSetting(const std::string& path) const {
   return DeviceSettingsProvider::IsDeviceSetting(path);
 }
 
+void StubCrosSettingsProvider::SetTrustedStatus(TrustedStatus status) {
+  trusted_status_ = status;
+}
+
+void StubCrosSettingsProvider::SetCurrentUserIsOwner(bool owner) {
+  current_user_is_owner_ = owner;
+}
+
 void StubCrosSettingsProvider::DoSet(const std::string& path,
                                      const base::Value& value) {
-  values_.SetValue(path, value.DeepCopy());
+  if (current_user_is_owner_)
+    values_.SetValue(path, value.DeepCopy());
   NotifyObservers(path);
 }
 
@@ -58,6 +66,11 @@ void StubCrosSettingsProvider::SetDefaults() {
   values_.SetBoolean(kAccountsPrefShowUserNamesOnSignIn, true);
   values_.SetValue(kAccountsPrefDeviceLocalAccounts, new base::ListValue);
   // |kDeviceOwner| will be set to the logged-in user by |UserManager|.
+
+  current_user_is_owner_ = true;
+
+  // We don't have a trusted store so all values are available immediately.
+  trusted_status_ = TRUSTED;
 }
 
 }  // namespace chromeos