Convert enable_plugins to a buildflag header.

chrome/browser/extensions/extension_garbage_collector_unittest.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 <stddef.h>
 
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_garbage_collector.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_service_test_base.h"
 #include "chrome/browser/extensions/install_tracker.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "extensions/browser/extension_prefs.h"
+#include "ppapi/features/features.h"
 
 namespace extensions {
 
 class ExtensionGarbageCollectorUnitTest : public ExtensionServiceTestBase {
  protected:
   void InitPluginService() {
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
     content::PluginService::GetInstance()->Init();
 #endif
   }
 
   // Garbage collection, in production, runs on multiple threads. This is
   // important to test to make sure we don't violate thread safety. Use a real
   // task runner for these tests.
   // TODO (rdevlin.cronin): It's kind of hacky that we have to do these things
   // since we're using ExtensionServiceTestBase. Instead, we should probably do
   // something like use an options flag, and handle it all in the base class.
@@ skipping 152 matching lines @@
   EXPECT_FALSE(base::PathExists(extensions_install_dir().AppendASCII(
       "hpiknbiabeeppbpihjehijgoemciehgk/3")));
 
   // Make sure update information got deleted.
   ExtensionPrefs* prefs = ExtensionPrefs::Get(profile_.get());
   EXPECT_FALSE(
       prefs->GetDelayedInstallInfo("bjafgdebaacbbbecmhlhpofkepfkgcpa"));
 }
 
 }  // namespace extensions