Not moving a docked window when restoring a previously maximized window

chrome/browser/ui/views/frame/browser_non_client_frame_view_ash.cc

 // 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.
 
 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view_ash.h"
 
 #include "ash/ash_switches.h"
 #include "ash/wm/caption_buttons/frame_caption_button_container_view.h"
 #include "ash/wm/frame_border_hit_test_controller.h"
 #include "ash/wm/header_painter.h"
+#include "ash/wm/window_state.h"
 #include "chrome/browser/themes/theme_properties.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/views/avatar_label.h"
 #include "chrome/browser/ui/views/avatar_menu_button.h"
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/frame/immersive_mode_controller.h"
 #include "chrome/browser/ui/views/tab_icon_view.h"
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 #include "content/public/browser/web_contents.h"
@@ skipping 207 matching lines @@
 void BrowserNonClientFrameViewAsh::UpdateWindowIcon() {
   if (window_icon_)
     window_icon_->SchedulePaint();
 }
 
 void BrowserNonClientFrameViewAsh::UpdateWindowTitle() {
   if (!frame()->IsFullscreen())
     header_painter_->SchedulePaintForTitle(BrowserFrame::GetTitleFont());
 }
 
+bool BrowserNonClientFrameViewAsh::IsDocked() const {
+  return ash::wm::GetWindowState(frame()->GetNativeWindow())->IsDocked();
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // views::View overrides:
 
 void BrowserNonClientFrameViewAsh::OnPaint(gfx::Canvas* canvas) {
   if (!ShouldPaint())
     return;
 
   if (UseImmersiveLightbarHeaderStyle()) {
     PaintImmersiveLightbarStyleHeader(canvas);
     return;
@@ skipping 321 matching lines @@
 int BrowserNonClientFrameViewAsh::GetThemeFrameOverlayImageId() const {
   ui::ThemeProvider* tp = GetThemeProvider();
   if (tp->HasCustomImage(IDR_THEME_FRAME_OVERLAY) &&
       browser_view()->IsBrowserTypeNormal() &&
       !browser_view()->IsOffTheRecord()) {
     return ShouldPaintAsActive() ?
         IDR_THEME_FRAME_OVERLAY : IDR_THEME_FRAME_OVERLAY_INACTIVE;
   }
   return 0;
 }