Add ExtensionsTestBrowserContext class for test.

extensions/common/extensions_test_browser_context.cc

Index: extensions/common/extensions_test_browser_context.cc
diff --git a/extensions/common/extensions_test_browser_context.cc b/extensions/common/extensions_test_browser_context.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2df053cf9f801ecfa5d2bd715788f0ca3fbea2c2
--- /dev/null
+++ b/extensions/common/extensions_test_browser_context.cc
@@ -0,0 +1,25 @@
+// 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.
+
+#include "extensions/common/extensions_test_browser_context.h"
+
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "extensions/browser/extensions_browser_client.h"

[Yoyo Zhou, 2014/07/17 18:16:10]

Since you're including extensions/browser headers here, this file must be in
extensions/browser, not extensions/common. Sorry I didn't catch that earlier.

[Devlin, 2014/07/17 20:07:37]

Shoot, I missed that, too... good catch, Yoyo.

[limasdf, 2014/07/18 01:32:59]

Done.

Absolutely no problem. I blame that I didn't know that!

+#include "extensions/browser/test_extensions_browser_client.h"
+
+namespace extensions {
+
+ExtensionsTestBrowserContext::ExtensionsTestBrowserContext() {
+  BrowserContextDependencyManager::GetInstance()
+      ->CreateBrowserContextServicesForTest(this);
+  ExtensionsBrowserClient::Set(new TestExtensionsBrowserClient(this));
+}
+
+ExtensionsTestBrowserContext::~ExtensionsTestBrowserContext() {
+  BrowserContextDependencyManager::GetInstance()
+      ->DestroyBrowserContextServices(this);
+  ExtensionsBrowserClient::Set(NULL);
+}
+
+}  // namespace extensions