blimp: Hook up the layer holding the tab content into Chrome.

blimp/client/core/contents/blimp_contents_view.h

Index: blimp/client/core/contents/blimp_contents_view.h
diff --git a/blimp/client/core/contents/blimp_contents_view.h b/blimp/client/core/contents/blimp_contents_view.h
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+++ b/blimp/client/core/contents/blimp_contents_view.h
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+// 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_CONTENTS_BLIMP_CONTENTS_VIEW_H_
+#define BLIMP_CLIENT_CORE_CONTENTS_BLIMP_CONTENTS_VIEW_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "ui/gfx/native_widget_types.h"
+
+namespace blimp {
+namespace client {
+class BlimpContentsImpl;
+
+class BlimpContentsView {
+ public:
+  static std::unique_ptr<BlimpContentsView> Create(
+      BlimpContentsImpl* blimp_contents);
+
+  virtual ~BlimpContentsView() {}
+
+  virtual gfx::NativeView GetNativeView() = 0;
+};
+
+}  // namespace client
+}  // namespace blimp
+
+#endif  // BLIMP_CLIENT_CORE_CONTENTS_BLIMP_CONTENTS_VIEW_H_