Panel auto-resize for GTK.

chrome/browser/ui/gtk/browser_window_gtk.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/ui/gtk/browser_window_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 
 #include <dlfcn.h>
 #include <string>
@@ skipping 1880 matching lines @@
                        GINT_TO_POINTER(iter->first), NULL));
   }
 }
 
 void BrowserWindowGtk::UpdateCustomFrame() {
   gtk_window_set_decorated(window_, !UseCustomFrame());
   titlebar_->UpdateCustomFrame(UseCustomFrame() && !IsFullscreen());
   UpdateWindowShape(bounds_.width(), bounds_.height());
 }
 
+gfx::Size BrowserWindowGtk::GetNonClientFrameSize() const {
+  return gfx::Size(window_container_->allocation.width -
+                   render_area_floating_container_->allocation.width,
+                   window_container_->allocation.height -
+                   render_area_floating_container_->allocation.height);
+}
+
 void BrowserWindowGtk::SaveWindowPosition() {
   // Browser::SaveWindowPlacement is used for session restore.
   ui::WindowShowState show_state = ui::SHOW_STATE_NORMAL;
   if (IsMaximized())
     show_state = ui::SHOW_STATE_MAXIMIZED;
   else if (IsMinimized())
     show_state = ui::SHOW_STATE_MINIMIZED;
 
   if (browser_->ShouldSaveWindowPlacement())
     browser_->SaveWindowPlacement(restored_bounds_, show_state);
@@ skipping 468 matching lines @@
   // are taken from the WMs' source code.
   return (wm_name == "Blackbox" ||
           wm_name == "compiz" ||
           wm_name == "Compiz" ||
           wm_name == "e16" ||  // Enlightenment DR16
           wm_name == "Metacity" ||
           wm_name == "Mutter" ||
           wm_name == "Openbox" ||
           wm_name == "Xfwm4");
 }