Allow a Views client to provide a default frameview for window widgets.

chrome/browser/ui/views/chrome_views_delegate.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/views/chrome_views_delegate.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/views/accessibility_event_router_views.h"
 #include "chrome/browser/ui/views/event_utils.h"
 #include "chrome/common/pref_names.h"
 #include "ui/base/clipboard/clipboard.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/screen.h"
 #include "ui/views/widget/native_widget.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(OS_WIN)
 #include "chrome/browser/app_icon_win.h"
 #endif
 
+#if defined(USE_AURA)
+#include "ash/shell.h"
+#endif
+
 namespace {
 
 // If the given window has a profile associated with it, use that profile's
 // preference service. Otherwise, store and retrieve the data from Local State.
 // This function may return NULL if the necessary pref service has not yet
 // been initialized.
 // TODO(mirandac): This function will also separate windows by profile in a
 // multi-profile environment.
 PrefService* GetPrefsForWindow(const views::Widget* window) {
   Profile* profile = reinterpret_cast<Profile*>(
@@ skipping 80 matching lines @@
   AccessibilityEventRouterViews::GetInstance()->HandleMenuItemFocused(
       menu_name, menu_item_name, item_index, item_count, has_submenu);
 }
 
 #if defined(OS_WIN)
 HICON ChromeViewsDelegate::GetDefaultWindowIcon() const {
   return GetAppIcon();
 }
 #endif
 
+views::NonClientFrameView* ChromeViewsDelegate::CreateDefaultNonClientFrameView(
+    views::Widget* widget) {
+#if defined(USE_AURA)
+  return ash::Shell::GetInstance()->CreateDefaultNonClientFrameView(widget);
+#else
+  return NULL;
+#endif
+}
+
 void ChromeViewsDelegate::AddRef() {
   g_browser_process->AddRefModule();
 }
 
 void ChromeViewsDelegate::ReleaseRef() {
   g_browser_process->ReleaseModule();
 }
 
 int ChromeViewsDelegate::GetDispositionForEvent(int event_flags) {
   return event_utils::DispositionFromEventFlags(event_flags);
 }