[Offline pages] Create offliner that uses background loader

components/offline_pages/content/background_loader/background_loader_contents_stub.cc

Index: components/offline_pages/content/background_loader/background_loader_contents_stub.cc
diff --git a/components/offline_pages/content/background_loader/background_loader_contents_stub.cc b/components/offline_pages/content/background_loader/background_loader_contents_stub.cc
new file mode 100644
index 0000000000000000000000000000000000000000..52eb8842c3210bfc2bb074ce6a6a8d1f41dbf22e
--- /dev/null
+++ b/components/offline_pages/content/background_loader/background_loader_contents_stub.cc
@@ -0,0 +1,23 @@
+// Copyright 2016 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 "components/offline_pages/content/background_loader/background_loader_contents_stub.h"
+
+#include "content/public/test/web_contents_tester.h"
+
+namespace background_loader {
+
+BackgroundLoaderContentsStub::BackgroundLoaderContentsStub(
+    content::BrowserContext* browser_context) : BackgroundLoaderContents() {
+  BackgroundLoaderContents::web_contents_.reset(
+      content::WebContentsTester::CreateTestWebContents(browser_context, NULL);
+}
+
+BackgroundLoaderContentsStub::~BackgroundLoaderContentsStub() {}
+
+void BackgroundLoaderContentsStub::LoadPage(const GURL& url) {
+  // does nothing.
+}
+
+} // namespace background_loader