Aura/ash split: Don't use X11 window borders.

ui/aura/root_window_host_linux.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_AURA_ROOT_WINDOW_HOST_LINUX_H_
 #define UI_AURA_ROOT_WINDOW_HOST_LINUX_H_
 #pragma once
 
 #include <X11/Xlib.h>
 
@@ skipping 33 matching lines @@
   virtual void SetCapture() OVERRIDE;
   virtual void ReleaseCapture() OVERRIDE;
   virtual void SetCursor(gfx::NativeCursor cursor_type) OVERRIDE;
   virtual void ShowCursor(bool show) OVERRIDE;
   virtual gfx::Point QueryMouseLocation() OVERRIDE;
   virtual bool ConfineCursorToRootWindow() OVERRIDE;
   virtual void UnConfineCursor() OVERRIDE;
   virtual void MoveCursorTo(const gfx::Point& location) OVERRIDE;
   virtual void SetFocusWhenShown(bool focus_when_shown) OVERRIDE;
   virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
+  virtual void SetUseHostWindowBorders(bool use_os_borders) OVERRIDE;
+  virtual bool DispatchHostWindowDragMovement(int hittest,
+                                              MouseEvent* event) OVERRIDE;
 
   // Returns true if there's an X window manager present... in most cases.  Some
   // window managers (notably, ion3) don't implement enough of ICCCM for us to
   // detect that they're there.
   bool IsWindowManagerPresent();
 
   // Sets the cursor on |xwindow_| to |cursor|.  Does not check or update
   // |current_cursor_|.
   void SetCursorInternal(gfx::NativeCursor cursor);
 
+  // Signal to the window manager that it is to move the window as we've had a
+  // hit in our non-client area.
+  void SendWMMoveResize(int direction, int x_root, int y_root);
+
   RootWindow* root_window_;
 
   // The display and the native X window hosting the root window.
   Display* xdisplay_;
   ::Window xwindow_;
 
   // The native root window.
   ::Window x_root_window_;
 
   // Current Aura cursor.
   gfx::NativeCursor current_cursor_;
 
   // Is the cursor currently shown?
   bool cursor_shown_;
 
   // The invisible cursor.
   ::Cursor invisible_cursor_;
 
   // The bounds of |xwindow_|.
   gfx::Rect bounds_;
 
   // Names of cached atoms that we fetch during the constructor to minimize
   // round trips to the X11 server.
   enum AtomList {
     ATOM_WM_DELETE_WINDOW = 0,
+    ATOM__NET_WM_MOVERESIZE,
     ATOM__NET_WM_PING,
     ATOM__NET_WM_PID,
     ATOM_WM_S0,
 
+    ATOM__MOTIF_WM_HINTS,
+
     ATOM_COUNT
   };
   ::Atom cached_atoms_[ATOM_COUNT];
 
   // True if the window should be focused when the window is shown.
   bool focus_when_shown_;
 
   scoped_array<XID> pointer_barriers_;
 
   scoped_ptr<ui::ViewProp> prop_;
 
   DISALLOW_COPY_AND_ASSIGN(RootWindowHostLinux);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_ROOT_WINDOW_HOST_LINUX_H_