Convert enable_plugins to a buildflag header.

chrome/browser/extensions/extension_garbage_collector_chromeos_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 "chrome/browser/extensions/extension_garbage_collector_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_util.h"
@@ skipping 15 matching lines @@
 #include "components/prefs/testing_pref_service.h"
 #include "components/signin/core/account_id/account_id.h"
 #include "components/user_manager/user_manager.h"
 #include "components/user_manager/user_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/test/test_utils.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/install_flag.h"
 #include "extensions/common/manifest_constants.h"
+#include "ppapi/features/features.h"
 
 namespace {
 const char kExtensionId1[] = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
 const char kExtensionId2[] = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
 }  // namespace
 
 namespace extensions {
 
 class ExtensionGarbageCollectorChromeOSUnitTest
     : public ExtensionServiceTestBase {
  protected:
   const base::FilePath& cache_dir() { return cache_dir_.GetPath(); }
 
   void SetUp() override {
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
     content::PluginService::GetInstance()->Init();
 #endif
     InitializeGoodInstalledExtensionService();
 
     // Need real IO thread.
     service_->SetFileTaskRunnerForTesting(
         content::BrowserThread::GetBlockingPool()
             ->GetSequencedTaskRunnerWithShutdownBehavior(
                 content::BrowserThread::GetBlockingPool()
                     ->GetNamedSequenceToken("ext_install-"),
@@ skipping 129 matching lines @@
 
   const base::DictionaryValue* shared_extensions = testing_local_state_.Get()->
       GetDictionary(ExtensionAssetsManagerChromeOS::kSharedExtensions);
   ASSERT_TRUE(shared_extensions);
 
   EXPECT_FALSE(shared_extensions->HasKey(kExtensionId1));
   EXPECT_TRUE(shared_extensions->HasKey(kExtensionId2));
 }
 
 }  // namespace extensions