Remove the enable_themes build flag and define.

chrome/browser/ui/webui/version_ui.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/webui/version_ui.h"
 
 #include "base/command_line.h"
 #include "base/i18n/message_formatter.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
@@ skipping 10 matching lines @@
 #include "components/strings/grit/components_strings.h"
 #include "components/version_info/version_info.h"
 #include "components/version_ui/version_ui_constants.h"
 #include "content/public/browser/url_data_source.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "content/public/common/user_agent.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "v8/include/v8.h"
 
-#if defined(ENABLE_THEMES)
-#include "chrome/browser/ui/webui/theme_source.h"
-#endif
-
 #if defined(OS_ANDROID)
 #include "base/android/build_info.h"
 #include "chrome/browser/ui/android/android_about_app_info.h"
+#else  // !defined(OS_ANDROID)
+#include "chrome/browser/ui/webui/theme_source.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/ui/webui/version_handler_chromeos.h"
 #endif
 
 using content::WebUIDataSource;
 
 namespace {
 
@@ skipping 112 matching lines @@
 VersionUI::VersionUI(content::WebUI* web_ui)
     : content::WebUIController(web_ui) {
   Profile* profile = Profile::FromWebUI(web_ui);
 
 #if defined(OS_CHROMEOS)
   web_ui->AddMessageHandler(new VersionHandlerChromeOS());
 #else
   web_ui->AddMessageHandler(new VersionHandler());
 #endif
 
-#if defined(ENABLE_THEMES)
+#if !defined(OS_ANDROID)
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   content::URLDataSource::Add(profile, theme);
 #endif
 
   WebUIDataSource::Add(profile, CreateVersionUIDataSource());
 }
 
 VersionUI::~VersionUI() {
 }