Add apps_browsertests target (currently running 0 tests).

apps/test/app_shell_test.h

Index: apps/test/app_shell_test.h
diff --git a/apps/test/app_shell_test.h b/apps/test/app_shell_test.h
new file mode 100644
index 0000000000000000000000000000000000000000..fec8db07379613ec7903a073be35a331a58bb31c
--- /dev/null
+++ b/apps/test/app_shell_test.h
@@ -0,0 +1,46 @@
+// Copyright 2014 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.
+
+#ifndef APPS_TEST_APP_SHELL_TEST_H_
+#define APPS_TEST_APP_SHELL_TEST_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "content/public/test/browser_test.h"
+#include "content/public/test/browser_test_base.h"
+
+namespace base {
+class FilePath;
+}
+
+namespace content {
+class BrowserContext;
+}
+
+namespace extensions {
+class ShellExtensionSystem;
+}
+
+namespace apps {
+
+// Base class for app shell browser tests.
+class AppShellTest : public content::BrowserTestBase {
+ public:
+  AppShellTest();
+  virtual ~AppShellTest();
+
+  virtual void SetUpOnMainThread() OVERRIDE;
+  virtual void RunTestOnMainThreadLoop() OVERRIDE;
+
+  bool LoadAndLaunchApp(const base::FilePath& app_dir);

[jam, 2014/03/20 16:58:13]

nit: document

[Yoyo Zhou, 2014/03/20 21:17:30]

Done.

+
+  content::BrowserContext* browser_context() { return browser_context_; }
+
+ private:
+  content::BrowserContext* browser_context_;
+  extensions::ShellExtensionSystem* extension_system_;
+};
+
+}  // namespace apps
+
+#endif  // APPS_TEST_APP_SHELL_TEST_H_