Compile fix for merge of codereview.chromium.org/2299203004

chrome/browser/extensions/content_verifier_browsertest.cc

Index: chrome/browser/extensions/content_verifier_browsertest.cc
diff --git a/chrome/browser/extensions/content_verifier_browsertest.cc b/chrome/browser/extensions/content_verifier_browsertest.cc
index 9b9dce766e90c29a5ad8565e7feb97a5a561404e..8d890d58706fd26b8a1546c2f2840f4d998ad736 100644
--- a/chrome/browser/extensions/content_verifier_browsertest.cc
+++ b/chrome/browser/extensions/content_verifier_browsertest.cc
@@ -616,8 +616,7 @@ IN_PROC_BROWSER_TEST_F(ContentVerifierTest, PolicyCorrupted) {
   DownloaderTestDelegate downloader;
   system->management_policy()->RegisterProvider(&policy);
   ExtensionDownloader::set_test_delegate(&downloader);
-  service->AddProviderForTesting(
-      base::MakeUnique<TestExternalProvider>(service, id));
+  service->AddProviderForTesting(new TestExternalProvider(service, id));
 
   base::FilePath crx_path =
       test_data_dir_.AppendASCII("content_verifier/v1.crx");