Add a native test target and for android_webview.

android_webview/native/android_stream_reader_url_request_job_unittests.cc

Index: android_webview/native/android_stream_reader_url_request_job_unittests.cc
diff --git a/android_webview/native/android_stream_reader_url_request_job_unittests.cc b/android_webview/native/android_stream_reader_url_request_job_unittests.cc
new file mode 100644
index 0000000000000000000000000000000000000000..29d2954987276d0f620f1855af0eaaebb5020aca
--- /dev/null
+++ b/android_webview/native/android_stream_reader_url_request_job_unittests.cc
@@ -0,0 +1,13 @@
+// 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 "android_webview/native/android_stream_reader_url_request_job.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+// TODO(mkosiba): This is just a placeholder, add more tests in subsequent
+// changes.
+TEST(AndroidStreamReaderUrlRequestJobTest, Placeholder) {
+  EXPECT_EQ(1, 1);
+}