Convert enable_plugins to a buildflag header.

chrome/browser/ui/webui/version_handler.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_handler.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/plugins/plugin_prefs.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/variations/active_field_trials.h"
 #include "components/version_ui/version_handler_helper.h"
 #include "components/version_ui/version_ui_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/common/content_constants.h"
+#include "ppapi/features/features.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "url/gurl.h"
 
 namespace {
 
 // Retrieves the executable and profile paths on the FILE thread.
 void GetFilePaths(const base::FilePath& profile_path,
                   base::string16* exec_path_out,
                   base::string16* profile_path_out) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
@@ skipping 22 matching lines @@
 }
 
 void VersionHandler::RegisterMessages() {
   web_ui()->RegisterMessageCallback(
       version_ui::kRequestVersionInfo,
       base::Bind(&VersionHandler::HandleRequestVersionInfo,
                  base::Unretained(this)));
 }
 
 void VersionHandler::HandleRequestVersionInfo(const base::ListValue* args) {
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
   // The Flash version information is needed in the response, so make sure
   // the plugins are loaded.
   content::PluginService::GetInstance()->GetPlugins(
       base::Bind(&VersionHandler::OnGotPlugins,
           weak_ptr_factory_.GetWeakPtr()));
 #endif
 
   // Grab the executable path on the FILE thread. It is returned in
   // OnGotFilePaths.
   base::string16* exec_path_buffer = new base::string16;
@@ skipping 16 matching lines @@
 void VersionHandler::OnGotFilePaths(base::string16* executable_path_data,
                                     base::string16* profile_path_data) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   base::StringValue exec_path(*executable_path_data);
   base::StringValue profile_path(*profile_path_data);
   web_ui()->CallJavascriptFunctionUnsafe(version_ui::kReturnFilePaths,
                                          exec_path, profile_path);
 }
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 void VersionHandler::OnGotPlugins(
     const std::vector<content::WebPluginInfo>& plugins) {
   // Obtain the version of the first enabled Flash plugin.
   std::vector<content::WebPluginInfo> info_array;
   content::PluginService::GetInstance()->GetPluginInfoArray(
       GURL(), content::kFlashPluginSwfMimeType, false, &info_array, NULL);
   base::string16 flash_version =
       l10n_util::GetStringUTF16(IDS_PLUGINS_DISABLED_PLUGIN);
   PluginPrefs* plugin_prefs =
       PluginPrefs::GetForProfile(Profile::FromWebUI(web_ui())).get();
   if (plugin_prefs) {
     for (size_t i = 0; i < info_array.size(); ++i) {
       if (plugin_prefs->IsPluginEnabled(info_array[i])) {
         flash_version = info_array[i].version;
         break;
       }
     }
   }
 
   base::StringValue arg(flash_version);
   web_ui()->CallJavascriptFunctionUnsafe(version_ui::kReturnFlashVersion, arg);
 }
-#endif  // defined(ENABLE_PLUGINS)
+#endif  // BUILDFLAG(ENABLE_PLUGINS)