Blimp Settings framework on the c++ side

blimp/client/core/blimp_client_context_impl.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BLIMP_CLIENT_CORE_BLIMP_CLIENT_CONTEXT_IMPL_H_
 #define BLIMP_CLIENT_CORE_BLIMP_CLIENT_CONTEXT_IMPL_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 18 matching lines @@
 
 class BlimpCompositorDependencies;
 class BlimpContentsManager;
 class BlobChannelFeature;
 class CompositorDependencies;
 class GeolocationFeature;
 class ImeFeature;
 class NavigationFeature;
 class RenderWidgetFeature;
 class SettingsFeature;
+class Settings;
 class TabControlFeature;
 
 // BlimpClientContextImpl is the implementation of the main context-class for
 // the blimp client.
 class BlimpClientContextImpl
     : public BlimpClientContext,
       public BlimpSettingsDelegate,
       public BlobImageSerializationProcessor::ErrorDelegate {
  public:
   // The |io_thread_task_runner| must be the task runner to use for IO
   // operations.
   // The |file_thread_task_runner| must be the task runner to use for file
   // operations.
   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.
   void SetDelegate(BlimpClientContextDelegate* delegate) override;
   std::unique_ptr<BlimpContents> CreateBlimpContents(
       gfx::NativeWindow window) override;
   void Connect() override;
   void ConnectWithAssignment(const Assignment& assignment) override;
 
  protected:
@@ skipping 57 matching lines @@
   std::unique_ptr<ClientNetworkComponents> net_components_;
 
   std::unique_ptr<ThreadPipeManager> thread_pipe_manager_;
 
   // Provide OAuth2 token and propagate account sign in states change.
   std::unique_ptr<IdentitySource> identity_source_;
 
   // Connection status to the engine.
   ConnectionStatus connection_status_;
 
+  // Through this settings are set and retrieved.
+  std::unique_ptr<Settings> settings_;
+
   base::WeakPtrFactory<BlimpClientContextImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpClientContextImpl);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_CORE_BLIMP_CLIENT_CONTEXT_IMPL_H_