Refactor ShellDesktopController and ShellNativeAppWindow to allow for non-aura implementations.

extensions/shell/browser/shell_browser_main_parts.cc

 // Copyright 2014 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 "extensions/shell/browser/shell_browser_main_parts.h"
 
 #include "base/command_line.h"
 #include "base/run_loop.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/omaha_client/omaha_query_params.h"
 #include "components/storage_monitor/storage_monitor.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/context_factory.h"
 #include "content/public/browser/devtools_http_handler.h"
 #include "content/public/common/result_codes.h"
 #include "content/shell/browser/shell_devtools_manager_delegate.h"
 #include "content/shell/browser/shell_net_log.h"
 #include "extensions/browser/app_window/app_window_client.h"
 #include "extensions/browser/browser_context_keyed_service_factories.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/updater/update_service.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/switches.h"
 #include "extensions/shell/browser/shell_browser_context.h"
 #include "extensions/shell/browser/shell_browser_context_keyed_service_factories.h"
 #include "extensions/shell/browser/shell_browser_main_delegate.h"
-#include "extensions/shell/browser/shell_desktop_controller.h"
+#include "extensions/shell/browser/shell_desktop_controller_aura.h"
 #include "extensions/shell/browser/shell_device_client.h"
 #include "extensions/shell/browser/shell_extension_system.h"
 #include "extensions/shell/browser/shell_extension_system_factory.h"
 #include "extensions/shell/browser/shell_extensions_browser_client.h"
 #include "extensions/shell/browser/shell_oauth2_token_service.h"
 #include "extensions/shell/browser/shell_omaha_query_params_delegate.h"
 #include "extensions/shell/common/shell_extensions_client.h"
 #include "extensions/shell/common/switches.h"
-#include "ui/aura/env.h"
-#include "ui/aura/window_tree_host.h"
 #include "ui/base/ime/input_method_initializer.h"
 #include "ui/base/resource/resource_bundle.h"
 
+#if defined(USE_AURA)
+#include "ui/aura/env.h"
+#endif
+
 #if defined(OS_CHROMEOS)
 #include "chromeos/audio/cras_audio_handler.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/network/network_handler.h"
 #include "extensions/shell/browser/shell_audio_controller_chromeos.h"
 #include "extensions/shell/browser/shell_network_controller_chromeos.h"
 #endif
 
 #if !defined(DISABLE_NACL)
 #include "components/nacl/browser/nacl_browser.h"
@@ skipping 69 matching lines @@
       kExtensionResourceScheme);
 
   // Return no error.
   return 0;
 }
 
 void ShellBrowserMainParts::PreMainMessageLoopRun() {
   // Initialize our "profile" equivalent.
   browser_context_.reset(new ShellBrowserContext(net_log_.get()));
 
+#if defined(USE_AURA)
   aura::Env::GetInstance()->set_context_factory(content::GetContextFactory());
+#endif
 
   storage_monitor::StorageMonitor::Create();
 
   desktop_controller_.reset(browser_main_delegate_->CreateDesktopController());
 
   // NOTE: Much of this is culled from chrome/test/base/chrome_test_suite.cc
   // TODO(jamescook): Initialize user_manager::UserManager.
   net_log_.reset(new content::ShellNetLog("app_shell"));
 
   device_client_.reset(new ShellDeviceClient);
@@ skipping 108 matching lines @@
 }
 
 void ShellBrowserMainParts::CreateExtensionSystem() {
   DCHECK(browser_context_);
   extension_system_ = static_cast<ShellExtensionSystem*>(
       ExtensionSystem::Get(browser_context_.get()));
   extension_system_->InitForRegularProfile(true);
 }
 
 }  // namespace extensions