Add unit tests for AppListServiceImpl.

chrome/browser/ui/app_list/profile_store.h

Index: chrome/browser/ui/app_list/profile_store.h
diff --git a/chrome/browser/ui/app_list/profile_store.h b/chrome/browser/ui/app_list/profile_store.h
new file mode 100644
index 0000000000000000000000000000000000000000..92d61ac878f98aa4886e357f9c676a10d0ed0527
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+++ b/chrome/browser/ui/app_list/profile_store.h
@@ -0,0 +1,36 @@
+// Copyright 2013 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 CHROME_BROWSER_UI_APP_LIST_PROFILE_STORE_H_
+#define CHROME_BROWSER_UI_APP_LIST_PROFILE_STORE_H_
+
+#include "base/callback_forward.h"
+#include "base/files/file_path.h"
+#include "chrome/browser/profiles/profile_info_cache_observer.h"
+
+class Profile;
+
+// Represents something that knows how to load profiles asynchronously.
+class ProfileStore {
+ public:
+  virtual ~ProfileStore() {}
+  virtual void AddProfileObserver(ProfileInfoCacheObserver* observer) = 0;
+
+  // Loads the profile at |path| and calls |callback| when its done. A NULL
+  // Profile* represents an error.
+  virtual void LoadProfileAsync(const base::FilePath& path,
+                                base::Callback<void(Profile*)> callback) = 0;
+
+  // Returns the profile at |path| if it is already loaded.
+  virtual Profile* GetProfileByPath(const base::FilePath& path) = 0;
+
+  // The user data directory that profiles are stored under in this instance of
+  // Chrome.
+  virtual base::FilePath GetUserDataDir() = 0;
+
+  // Returns true if the profile at |path| is managed.
+  virtual bool IsProfileManaged(const base::FilePath& path) = 0;
+};
+
+#endif  // CHROME_BROWSER_UI_APP_LIST_PROFILE_STORE_H_