Make panel adjust bounds per preferred size change notification on Windows.

chrome/browser/ui/panels/panel_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/panels/panel_browser_window_gtk.h"
 
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
 #include "ui/base/dragdrop/gtk_dnd_util.h"
 
@@ skipping 163 matching lines @@
 }
 
 Browser* PanelBrowserWindowGtk::GetPanelBrowser() const {
   return browser();
 }
 
 void PanelBrowserWindowGtk::DestroyPanelBrowser() {
   DestroyBrowser();
 }
 
+gfx::Size PanelBrowserWindowGtk::GetNonClientAreaExtent() const {
+  NOTIMPLEMENTED();
+  return gfx::Size();
+}
+
+int PanelBrowserWindowGtk::GetRestoredHeight() const {
+  NOTIMPLEMENTED();
+  return 0;
+}
+
+void PanelBrowserWindowGtk::SetRestoredHeight(int height) {
+  NOTIMPLEMENTED();
+}
+
 NativePanelTesting* PanelBrowserWindowGtk::GetNativePanelTesting() {
   return this;
 }
 
 void PanelBrowserWindowGtk::SetBoundsImpl() {
   gtk_window_move(window_, bounds_.x(), bounds_.y());
   gtk_window_resize(window(), bounds_.width(), bounds_.height());
 }
 
 void PanelBrowserWindowGtk::WillProcessEvent(GdkEvent* event) {
@@ skipping 114 matching lines @@
   // if the user ended the drag with space or enter, we don't get a follow up
   // event to tell us the drag has finished (either a drag-failed or a
   // drag-end).  We post a task, instead of calling EndDrag right here, to give
   // GTK+ a chance to send the drag-failed event with the right status.  If
   // GTK+ does send the drag-failed event, we cancel the task.
   MessageLoop::current()->PostTask(FROM_HERE,
       drag_end_factory_.NewRunnableMethod(
           &PanelBrowserWindowGtk::EndDrag, false));
   return TRUE;
 }