Fix most chrome/browser/ui "gn check" problems.

chrome/browser/ui/extensions/extension_install_ui_default.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/extensions/extension_install_ui_default.h"
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
@@ skipping 27 matching lines @@
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/ui/extensions/extension_installed_notification.h"
 #else
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/notification_service.h"
 #endif
 
 #if defined(USE_ASH)
-#include "ash/shell.h"
+#include "ash/shell.h"  // nogncheck
 #endif
 
 using content::BrowserThread;
 using content::WebContents;
 using extensions::Extension;
 
 namespace {
 
 Browser* FindOrCreateVisibleBrowser(Profile* profile) {
   // TODO(mpcomplete): remove this workaround for http://crbug.com/244246
@@ skipping 195 matching lines @@
 
 gfx::NativeWindow ExtensionInstallUIDefault::GetDefaultInstallDialogParent() {
   Browser* browser = chrome::FindLastActiveWithProfile(profile_);
   if (browser) {
     content::WebContents* contents =
         browser->tab_strip_model()->GetActiveWebContents();
     return contents->GetTopLevelNativeWindow();
   }
   return NULL;
 }