Don't compile download notification code on !CrOS.

chrome/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.
 
 #include <sstream>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/files/file.h"
@@ skipping 19 matching lines @@
 #include "chrome/browser/download/download_crx_util.h"
 #include "chrome/browser/download/download_history.h"
 #include "chrome/browser/download/download_item_model.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/download/download_request_limiter.h"
 #include "chrome/browser/download/download_service.h"
 #include "chrome/browser/download/download_service_factory.h"
 #include "chrome/browser/download/download_shelf.h"
 #include "chrome/browser/download/download_target_determiner.h"
 #include "chrome/browser/download/download_test_file_activity_observer.h"
-#include "chrome/browser/download/notification/download_notification_manager.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_install_prompt_show_params.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_context_menu/render_view_context_menu_browsertest_util.h"
 #include "chrome/browser/renderer_context_menu/render_view_context_menu_test_util.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 3334 matching lines @@
   download_protection_service->feedback_service()->BeginFeedbackForDownload(
       downloads[0]);
   std::vector<DownloadItem*> updated_downloads;
   GetDownloads(browser(), &updated_downloads);
   ASSERT_TRUE(updated_downloads.empty());
 }
 #endif
 
 class DownloadTestWithShelf : public DownloadTest {
   void SetUpCommandLine(base::CommandLine* command_line) override {
+#if defined(OS_CHROMEOS)
     command_line->AppendSwitchASCII(switches::kEnableDownloadNotification,
                                     "disabled");
+#endif
     DownloadTest::SetUpCommandLine(command_line);
   }
 };
 
 // Test that the download shelf is shown by starting a download.
 IN_PROC_BROWSER_TEST_F(DownloadTestWithShelf, DownloadAndWait) {
   GURL url = net::URLRequestMockHTTPJob::GetMockUrl("downloads/a_zip_file.zip");
   DownloadAndWait(browser(), url);
 
   // The download shelf should be visible.
@@ skipping 239 matching lines @@
 
   scoped_ptr<content::DownloadTestObserver> observer(DangerousDownloadWaiter(
       browser(), 1, content::DownloadTestObserver::ON_DANGEROUS_DOWNLOAD_DENY));
   ui_test_utils::NavigateToURL(browser(), extension_url);
 
   observer->WaitForFinished();
 
   // Download shelf should close.
   EXPECT_FALSE(browser()->window()->IsDownloadShelfVisible());
 }