Move gtk-specific browser main parts stuff to its own file.

chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.cc

Index: chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.cc
diff --git a/chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.cc b/chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.cc
deleted file mode 100644
index 10673a313a9a83eea42f5e1a1a2b6aa2624cd04d..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.cc
+++ /dev/null
@@ -1,162 +0,0 @@
-// 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/aura/chrome_browser_main_extra_parts_aura.h"
-
-#include "base/command_line.h"
-#include "base/run_loop.h"
-#include "build/build_config.h"
-#include "chrome/browser/chrome_browser_main.h"
-#include "chrome/browser/ui/host_desktop.h"
-#include "chrome/browser/ui/simple_message_box.h"
-#include "chrome/common/chrome_switches.h"
-#include "chrome/grit/chromium_strings.h"
-#include "chrome/grit/generated_resources.h"
-#include "ui/aura/env.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/ui_base_switches.h"
-#include "ui/gfx/screen.h"
-#include "ui/views/widget/native_widget_aura.h"
-
-#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/themes/theme_service.h"
-#include "chrome/browser/themes/theme_service_factory.h"
-#include "chrome/browser/ui/views/frame/browser_view.h"
-#include "chrome/common/pref_names.h"
-#include "components/prefs/pref_service.h"
-#include "ui/aura/window.h"
-#include "ui/native_theme/native_theme_aura.h"
-#include "ui/native_theme/native_theme_dark_aura.h"
-#include "ui/views/linux_ui/linux_ui.h"
-#endif
-
-#if defined(USE_X11) && !defined(OS_CHROMEOS)
-#include "chrome/browser/ui/libgtk2ui/gtk2_ui.h"
-#endif
-
-#if defined(USE_ASH)
-#include "chrome/browser/ui/ash/ash_util.h"
-#endif  // defined(USE_ASH)
-
-#if !defined(OS_CHROMEOS)
-#include "ui/views/widget/desktop_aura/desktop_screen.h"
-#endif
-
-namespace {
-
-#if defined(USE_X11) && !defined(OS_CHROMEOS)
-ui::NativeTheme* GetNativeThemeForWindow(aura::Window* window) {
-  if (!window)
-    return nullptr;
-
-  Profile* profile = nullptr;
-  // Window types not listed here (such as tooltips) will never use Chrome
-  // theming.
-  if (window->type() == ui::wm::WINDOW_TYPE_NORMAL ||
-      window->type() == ui::wm::WINDOW_TYPE_POPUP) {
-    profile = reinterpret_cast<Profile*>(
-        window->GetNativeWindowProperty(Profile::kProfileKey));
-  }
-
-  // If using the system (GTK) theme, don't use an Aura NativeTheme at all.
-  // NB: ThemeService::UsingSystemTheme() might lag behind this pref. See
-  // http://crbug.com/585522
-  if (!profile || profile->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme))
-    return nullptr;
-
-  // Use a dark theme for incognito browser windows that aren't
-  // custom-themed. Otherwise, normal Aura theme.
-  if (profile->GetProfileType() == Profile::INCOGNITO_PROFILE &&
-      ThemeServiceFactory::GetForProfile(profile)->UsingDefaultTheme() &&
-      BrowserView::GetBrowserViewForNativeWindow(window)) {
-    return ui::NativeThemeDarkAura::instance();
-  }
-
-  return ui::NativeThemeAura::instance();
-}
-#endif
-
-}  // namespace
-
-ChromeBrowserMainExtraPartsAura::ChromeBrowserMainExtraPartsAura() {
-}
-
-ChromeBrowserMainExtraPartsAura::~ChromeBrowserMainExtraPartsAura() {
-}
-
-void ChromeBrowserMainExtraPartsAura::PreEarlyInitialization() {
-#if defined(USE_X11) && !defined(OS_CHROMEOS)
-  // TODO(erg): Refactor this into a dlopen call when we add a GTK3 port.
-  views::LinuxUI* gtk2_ui = BuildGtk2UI();
-  gtk2_ui->SetNativeThemeOverride(base::Bind(&GetNativeThemeForWindow));
-  views::LinuxUI::SetInstance(gtk2_ui);
-#endif
-}
-
-void ChromeBrowserMainExtraPartsAura::ToolkitInitialized() {
-#if defined(USE_X11) && !defined(OS_CHROMEOS)
-  views::LinuxUI::instance()->Initialize();
-#endif
-}
-
-void ChromeBrowserMainExtraPartsAura::PreCreateThreads() {
-#if !defined(OS_CHROMEOS)
-#if defined(USE_ASH)
-  bool should_open_ash = chrome::ShouldOpenAshOnStartup();
-#else
-  bool should_open_ash = false;
-#endif
-  if (!should_open_ash) {
-    gfx::Screen* screen = views::CreateDesktopScreen();
-    gfx::Screen::SetScreenInstance(screen);
-#if defined(USE_X11)
-    views::LinuxUI::instance()->UpdateDeviceScaleFactor(
-        screen->GetPrimaryDisplay().device_scale_factor());
-#endif
-  }
-#endif
-}
-
-void ChromeBrowserMainExtraPartsAura::PreProfileInit() {
-#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
-  // Now that we have some minimal ui initialized, check to see if we're
-  // running as root and bail if we are.
-  DetectRunningAsRoot();
-#endif
-}
-
-void ChromeBrowserMainExtraPartsAura::PostMainMessageLoopRun() {
-  // aura::Env instance is deleted in BrowserProcessImpl::StartTearDown
-  // after the metrics service is deleted.
-}
-
-#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
-void ChromeBrowserMainExtraPartsAura::DetectRunningAsRoot() {
-  if (getuid() == 0) {
-    const base::CommandLine& command_line =
-        *base::CommandLine::ForCurrentProcess();
-    if (command_line.HasSwitch(switches::kUserDataDir))
-      return;
-
-    base::string16 title = l10n_util::GetStringFUTF16(
-        IDS_REFUSE_TO_RUN_AS_ROOT,
-        l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
-    base::string16 message = l10n_util::GetStringFUTF16(
-        IDS_REFUSE_TO_RUN_AS_ROOT_2,
-        l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
-
-    chrome::ShowMessageBox(NULL,
-                           title,
-                           message,
-                           chrome::MESSAGE_BOX_TYPE_WARNING);
-
-    // Avoids gpu_process_transport_factory.cc(153)] Check failed:
-    // per_compositor_data_.empty() when quit is chosen.
-    base::RunLoop().RunUntilIdle();
-
-    exit(EXIT_FAILURE);
-  }
-}
-#endif