Move ENABLE_PEPPER_CDMS to a buildflag header.

chrome/browser/plugins/plugin_info_message_filter.h

 // 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.
 
 #ifndef CHROME_BROWSER_PLUGINS_PLUGIN_INFO_MESSAGE_FILTER_H_
 #define CHROME_BROWSER_PLUGINS_PLUGIN_INFO_MESSAGE_FILTER_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/sequenced_task_runner_helpers.h"
 #include "chrome/browser/plugins/plugin_prefs.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/prefs/pref_member.h"
 #include "content/public/browser/browser_message_filter.h"
+#include "ppapi/features/features.h"
 
 struct ChromeViewHostMsg_GetPluginInfo_Output;
 enum class ChromeViewHostMsg_GetPluginInfo_Status;
 class GURL;
 class HostContentSettingsMap;
 class PluginFinder;
 class PluginMetadata;
 class Profile;
 
 namespace base {
@@ skipping 91 matching lines @@
       std::unique_ptr<PluginMetadata> plugin_metadata,
       IPC::Message* reply_msg,
       std::unique_ptr<component_updater::ComponentInfo> cus_plugin_info);
 
   void GetPluginInfoReply(
       const GetPluginInfo_Params& params,
       std::unique_ptr<ChromeViewHostMsg_GetPluginInfo_Output> output,
       std::unique_ptr<PluginMetadata> plugin_metadata,
       IPC::Message* reply_msg);
 
-#if defined(ENABLE_PEPPER_CDMS)
+#if BUILDFLAG(ENABLE_PEPPER_CDMS)
   // Returns whether any internal plugin supporting |mime_type| is registered
   // and enabled. Does not determine whether the plugin can actually be
   // instantiated (e.g. whether it has all its dependencies).
   // When the returned *|is_available| is true, |additional_param_names| and
   // |additional_param_values| contain the name-value pairs, if any, specified
   // for the *first* non-disabled plugin found that is registered for
   // |mime_type|.
   void OnIsInternalPluginAvailableForMimeType(
       const std::string& mime_type,
       bool* is_available,
       std::vector<base::string16>* additional_param_names,
       std::vector<base::string16>* additional_param_values);
 #endif
 
   Context context_;
 
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
   base::WeakPtrFactory<PluginInfoMessageFilter> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginInfoMessageFilter);
 };
 
 #endif  // CHROME_BROWSER_PLUGINS_PLUGIN_INFO_MESSAGE_FILTER_H_