Call OnNativeWindowChanged after maximizing and restoring.

ui/keyboard/keyboard_controller.cc

 // Copyright (c) 2013 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 "ui/keyboard/keyboard_controller.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "content/public/browser/render_widget_host.h"
 #include "content/public/browser/render_widget_host_iterator.h"
@@ skipping 72 matching lines @@
   virtual ~KeyboardWindowDelegate() {}
 
  private:
   // Overridden from aura::WindowDelegate:
   virtual gfx::Size GetMinimumSize() const OVERRIDE { return gfx::Size(); }
   virtual gfx::Size GetMaximumSize() const OVERRIDE { return gfx::Size(); }
   virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
                                const gfx::Rect& new_bounds) OVERRIDE {
     bounds_ = new_bounds;
   }
+  virtual void OnPropertyChanged(const void* key, intptr_t old) OVERRIDE {}
   virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE {
     return gfx::kNullCursor;
   }
   virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE {
     return HTNOWHERE;
   }
   virtual bool ShouldDescendIntoChildForEventHandling(
       aura::Window* child,
       const gfx::Point& location) OVERRIDE {
     return true;
@@ skipping 443 matching lines @@
 
 void KeyboardController::RemoveBoundsChangedObserver(aura::Window* window) {
   aura::Window* target_window = GetFrameWindow(window);
   if (target_window &&
       target_window->HasObserver(window_bounds_observer_.get())) {
     target_window->RemoveObserver(window_bounds_observer_.get());
   }
 }
 
 }  // namespace keyboard