Custom frame UI for platform apps on Windows.

ui/views/widget/native_widget_win.h

 // Copyright (c) 2012 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 UI_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 #define UI_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
@@ skipping 480 matching lines @@
 
   // Responds to the client area changing size, either at window creation time
   // or subsequently.
   void ClientAreaSizeChanged();
 
   // Resets the window region for the current widget bounds if necessary.
   // If |force| is true, the window region is reset to NULL even for native
   // frame windows.
   void ResetWindowRegion(bool force);
 
+  // When removing the standard frame, tells the DWM how much glass we want on
+  // the edges. Currently hardcoded to 10px on all sides.
+  void UpdateDWMFrame();
+
   // Calls DefWindowProc, safely wrapping the call in a ScopedRedrawLock to
   // prevent frame flicker. DefWindowProc handling can otherwise render the
   // classic-look window title bar directly.
   LRESULT DefWindowProcWithRedrawLock(UINT message,
                                       WPARAM w_param,
                                       LPARAM l_param);
 
   // Stops ignoring SetWindowPos() requests (see below).
   void StopIgnoringPosChanges() { ignore_window_pos_changes_ = false; }
 
@@ skipping 127 matching lines @@
   // This flag can be initialized and checked after certain operations (such as
   // DefWindowProc) to avoid stack-controlled NativeWidgetWin operations (such
   // as unlocking the Window with a ScopedRedrawLock) after Widget destruction.
   bool* destroyed_;
 
   // True if the widget is going to have a non_client_view. We cache this value
   // rather than asking the Widget for the non_client_view so that we know at
   // Init time, before the Widget has created the NonClientView.
   bool has_non_client_view_;
 
+  bool remove_standard_frame_;
+
   DISALLOW_COPY_AND_ASSIGN(NativeWidgetWin);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_