Blimp Settings framework on the c++ side

blimp/client/core/context/blimp_client_context_impl.h

Index: blimp/client/core/context/blimp_client_context_impl.h
diff --git a/blimp/client/core/context/blimp_client_context_impl.h b/blimp/client/core/context/blimp_client_context_impl.h
index fd0653d941356b7e95a14c7d4d1597cb4706c6fa..f296ff4fa0608ea2eda4f5c6a55e79db45cf7742 100644
--- a/blimp/client/core/context/blimp_client_context_impl.h
+++ b/blimp/client/core/context/blimp_client_context_impl.h
@@ -37,6 +37,7 @@ class ImeFeature;
 class NavigationFeature;
 class RenderWidgetFeature;
 class SettingsFeature;
+class Settings;
 class TabControlFeature;
 
 // BlimpClientContextImpl is the implementation of the main context-class for
@@ -54,7 +55,8 @@ class BlimpClientContextImpl
   BlimpClientContextImpl(
       scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> file_thread_task_runner,
-      std::unique_ptr<CompositorDependencies> compositor_dependencies);
+      std::unique_ptr<CompositorDependencies> compositor_dependencies,
+      PrefService* local_state);
   ~BlimpClientContextImpl() override;
 
   // BlimpClientContext implementation.
@@ -120,6 +122,10 @@ class BlimpClientContextImpl
   // A set of dependencies required by all BlimpCompositor instances.
   std::unique_ptr<BlimpCompositorDependencies> blimp_compositor_dependencies_;
 
+  // Through this settings are set and retrieved. This should be initialized
+  // before settings_feature_.
+  std::unique_ptr<Settings> settings_;
+
   // Features to handle all incoming and outgoing protobuf messages.
   std::unique_ptr<BlobChannelFeature> blob_channel_feature_;
   std::unique_ptr<GeolocationFeature> geolocation_feature_;