Supprot V2 app: step1

athena/main/athena_frame_view.h

Index: athena/main/athena_frame_view.h
diff --git a/athena/main/athena_frame_view.h b/athena/main/athena_frame_view.h
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+++ b/athena/main/athena_frame_view.h
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+// Copyright 2014 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 ATHENA_COMMON_ATHENA_FRAME_VIEW_H_
+#define ATHENA_COMMON_ATHENA_FRAME_VIEW_H_
+
+#include "ui/views/window/non_client_view.h"
+
+namespace views {
+class Widget;
+}
+
+namespace athena {
+
+// A NonClientFrameView used for non activity window.
+// TODO(oshima): Move this to athena/util and share the code.
+class AthenaFrameView : public views::NonClientFrameView {
+ public:
+  // The frame class name.
+  static const char kViewClassName[];
+
+  explicit AthenaFrameView(views::Widget* frame);
+  virtual ~AthenaFrameView();
+
+  // views::NonClientFrameView overrides:
+  virtual gfx::Rect GetBoundsForClientView() const OVERRIDE;
+  virtual gfx::Rect GetWindowBoundsForClientBounds(
+      const gfx::Rect& client_bounds) const OVERRIDE;
+  virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE;
+  virtual void GetWindowMask(const gfx::Size& size,
+                             gfx::Path* window_mask) OVERRIDE {}
+  virtual void ResetWindowControls() OVERRIDE {}
+  virtual void UpdateWindowIcon() OVERRIDE {}
+  virtual void UpdateWindowTitle() OVERRIDE {}
+
+  // views::View overrides:
+  virtual gfx::Size GetPreferredSize() const OVERRIDE;
+  virtual const char* GetClassName() const OVERRIDE;
+  virtual void Layout() OVERRIDE {}
+
+ private:
+  gfx::Insets NonClientBorderInsets() const;
+
+  virtual int NonClientTopBorderHeight() const;
+  virtual int NonClientBorderThickness() const;
+
+  // Not owned.
+  views::Widget* frame_;
+
+  DISALLOW_COPY_AND_ASSIGN(AthenaFrameView);
+};
+
+}  // namespace athena
+
+#endif  // ATHENA_COMMON_ATHENA_FRAME_VIEW_H_