Linux: App windows with frame: chrome and no color are now native.

apps/ui/views/app_window_frame_view.h

 // 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 APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_
 #define APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_
 
 #include <string>
 
+#include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/path.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/window/non_client_view.h"
 
+class SkRegion;
+
 namespace gfx {
 class Canvas;
 class Point;
 }
 
 namespace ui {
 class Event;
 }
 
 namespace views {
 class ImageButton;
 class Widget;
 }
 
 namespace apps {
 
-class NativeAppWindow;
-
 // A frameless or non-Ash, non-panel NonClientFrameView for app windows.
 class AppWindowFrameView : public views::NonClientFrameView,
                            public views::ButtonListener {
  public:
   static const char kViewClassName[];
 
-  explicit AppWindowFrameView(NativeAppWindow* window);
+  explicit AppWindowFrameView();
   virtual ~AppWindowFrameView();
 
   // Initializes this for |widget|. Sets the number of pixels for which a click
   // is interpreted as a resize for the inner and outer border of the window
-  // and the lower-right corner resize handle.
+  // and the lower-right corner resize handle. If |draw_frame|, the view draws
+  // its own window title area and controls, using |frame_color| (otherwise
+  // |frame_color| is ignored). |draggable_region| may be NULL.
   void Init(views::Widget* widget,
+            bool draw_frame,
             const SkColor& frame_color,
+            const SkRegion* draggable_region,
             int resize_inside_bounds_size,
             int resize_outside_bounds_size,
             int resize_outside_scale_for_touch,
             int resize_area_corner_size);
 
  private:
   // views::NonClientFrameView implementation.
   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 implementation.
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual const char* GetClassName() const OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
   virtual gfx::Size GetMinimumSize() OVERRIDE;
   virtual gfx::Size GetMaximumSize() OVERRIDE;
 
   // views::ButtonListener implementation.
   virtual void ButtonPressed(views::Button* sender,
                              const ui::Event& event) OVERRIDE;
 
-  NativeAppWindow* window_;
   views::Widget* widget_;
+  bool draw_frame_;
   SkColor frame_color_;
+  const SkRegion* draggable_region_;
   views::ImageButton* close_button_;
   views::ImageButton* maximize_button_;
   views::ImageButton* restore_button_;
   views::ImageButton* minimize_button_;
 
   // Allow resize for clicks this many pixels inside the bounds.
   int resize_inside_bounds_size_;
 
   // Allow resize for clicks  this many pixels outside the bounds.
   int resize_outside_bounds_size_;
 
   // Size in pixels of the lower-right corner resize handle.
   int resize_area_corner_size_;
 
   DISALLOW_COPY_AND_ASSIGN(AppWindowFrameView);
 };
 
 }  // namespace apps
 
 #endif  // APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_