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

chromeos/settings/cros_settings_provider.h

Index: chromeos/settings/cros_settings_provider.h
diff --git a/chromeos/settings/cros_settings_provider.h b/chromeos/settings/cros_settings_provider.h
index 491113be42a45e0cf1402ac92d96c88ae4d82ae3..4ca6d715e9db31182bf0b09de2c33ce97eb7a6da 100644
--- a/chromeos/settings/cros_settings_provider.h
+++ b/chromeos/settings/cros_settings_provider.h
@@ -44,6 +44,13 @@ class CHROMEOS_EXPORT CrosSettingsProvider {
   // Sets |in_value| to given |path| in cros settings.
   void Set(const std::string& path, const base::Value& in_value);
 
+  // Convenience forms of Set().  These methods will replace any existing

[Mattias Nissler (ping if slow), 2015/03/30 14:45:46]

These should be defined in StubSettingsProvider - remember our goal is  to get
rid of CrosSettingsProvider::Set().

+  // value at that |path|, even if it has a different type.
+  void SetBoolean(const std::string& path, bool in_value);
+  void SetInteger(const std::string& path, int in_value);
+  void SetDouble(const std::string& path, double in_value);
+  void SetString(const std::string& path, const std::string& in_value);
+
   // Gets settings value of given |path| to |out_value|.
   virtual const base::Value* Get(const std::string& path) const = 0;