Convert enable_plugins to a buildflag header.

content/browser/download/download_browsertest.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.
 
 // This file contains download browser tests that are known to be runnable
 // in a pure content context.  Over time tests should be migrated here.
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
@@ skipping 37 matching lines @@
 #include "content/shell/browser/shell.h"
 #include "content/shell/browser/shell_browser_context.h"
 #include "content/shell/browser/shell_download_manager_delegate.h"
 #include "content/shell/browser/shell_network_delegate.h"
 #include "device/power_save_blocker/power_save_blocker.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "net/test/embedded_test_server/http_request.h"
 #include "net/test/embedded_test_server/http_response.h"
 #include "net/test/url_request/url_request_mock_http_job.h"
 #include "net/test/url_request/url_request_slow_download_job.h"
+#include "ppapi/features/features.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 #include "content/browser/plugin_service_impl.h"
 #endif
 
 using ::testing::AllOf;
 using ::testing::Field;
 using ::testing::InSequence;
 using ::testing::Property;
 using ::testing::Return;
 using ::testing::StrictMock;
 using ::testing::_;
@@ skipping 724 matching lines @@
   size_t file_size1 = net::URLRequestSlowDownloadJob::kFirstDownloadSize +
                       net::URLRequestSlowDownloadJob::kSecondDownloadSize;
   std::string expected_contents(file_size1, '*');
   ASSERT_TRUE(VerifyFile(file1, expected_contents, file_size1));
 
   base::FilePath file2(download2->GetTargetFilePath());
   ASSERT_TRUE(base::ContentsEqual(
       file2, GetTestFilePath("download", "download-test.lib")));
 }
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 // Content served with a MIME type of application/octet-stream should be
 // downloaded even when a plugin can be found that handles the file type.
 IN_PROC_BROWSER_TEST_F(DownloadContentTest, DownloadOctetStream) {
   const char kTestPluginName[] = "TestPlugin";
   const char kTestMimeType[] = "application/x-test-mime-type";
   const char kTestFileType[] = "abc";
 
   WebPluginInfo plugin_info;
   plugin_info.name = base::ASCIIToUTF16(kTestPluginName);
   plugin_info.mime_types.push_back(
@@ skipping 1730 matching lines @@
   GURL document_url =
       origin_two.GetURL("/iframe-host.html?target=" + frame_url.spec());
   DownloadItem* download = StartDownloadAndReturnItem(shell(), document_url);
   WaitForCompletion(download);
 
   EXPECT_STREQ(FILE_PATH_LITERAL("download-test.lib"),
                download->GetTargetFilePath().BaseName().value().c_str());
 }
 
 }  // namespace content