Add BlimpView to a Chrome tab when Blimp is enabled.

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 "base/macros.h"
@@ skipping 27 matching lines @@
   // 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);
   ~BlimpClientContextImpl() override;
 
   // BlimpClientContext implementation.
   void SetDelegate(BlimpClientContextDelegate* delegate) override;
-  std::unique_ptr<BlimpContents> CreateBlimpContents() override;
+  std::unique_ptr<BlimpContents> CreateBlimpContents(
+      gfx::NativeWindow window) override;
   void Connect() override;
 
   // NetworkEventObserver implementation.
   void OnConnected() override;
   void OnDisconnected(int result) override;
 
   TabControlFeature* GetTabControlFeature() const;
 
  protected:
   // Returns the URL to use for connections to the assigner. Used to construct
@@ skipping 42 matching lines @@
 
   base::WeakPtrFactory<BlimpClientContextImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpClientContextImpl);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_CORE_BLIMP_CLIENT_CONTEXT_IMPL_H_