Add LoadComponent API in ImageLoader dbus adapter.

chromeos/dbus/image_loader_client.h

Index: chromeos/dbus/image_loader_client.h
diff --git a/chromeos/dbus/image_loader_client.h b/chromeos/dbus/image_loader_client.h
index f5dcd5843600f1353d94da94cd2fca31644b3431..3cb5e69f044142634fbd4416dd9fdc77b23a7177 100644
--- a/chromeos/dbus/image_loader_client.h
+++ b/chromeos/dbus/image_loader_client.h
@@ -28,6 +28,9 @@ class CHROMEOS_EXPORT ImageLoaderClient : public DBusClient {
                                  const std::string& component_folder_abs_path,
                                  const BoolDBusMethodCallback& callback) = 0;
 
+  virtual void LoadComponent(const std::string& name,
+                             const StringDBusMethodCallback& callback) = 0;

[stevenjb, 2017/03/08 17:14:18]

This (and all public non-inherited methods) should have a documentation comment.

[xiaochu, 2017/03/08 17:21:57]

Done.

+
   // Factory function, creates a new instance and returns ownership.
   // For normal usage, access the singleton via DBusThreadManager::Get().
   static ImageLoaderClient* Create();