Adds more webview tests to app_shell_browsertests.

extensions/browser/guest_view/web_view/web_view_test_common.h

+// Copyright 2014 The Chromium Authors. All rights reserved.

[Fady Samuel, 2014/09/24 20:50:12]

Please add an include guard:
https://code.google.com/p/chromium/codesearch#chromium/src/extensions/browser...

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/public/test/test_utils.h"
+#include "extensions/browser/guest_view/guest_view_manager.h"
+#include "extensions/browser/guest_view/guest_view_manager_factory.h"
+
+namespace extensions {
+
+class TestGuestViewManager : public GuestViewManager {
+ public:
+  explicit TestGuestViewManager(content::BrowserContext* context);
+  virtual ~TestGuestViewManager();
+
+  content::WebContents* WaitForGuestCreated();
+  void WaitForGuestDeleted();
+
+ private:
+  // GuestViewManager override:
+  virtual void AddGuest(int guest_instance_id,
+                        content::WebContents* guest_web_contents) OVERRIDE;
+  virtual void RemoveGuest(int guest_instance_id) OVERRIDE;
+
+  bool seen_guest_removed_;
+  content::WebContents* web_contents_;
+  scoped_refptr<content::MessageLoopRunner> created_message_loop_runner_;
+  scoped_refptr<content::MessageLoopRunner> deleted_message_loop_runner_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestGuestViewManager);
+};
+
+// Test factory for creating test instances of GuestViewManager.
+class TestGuestViewManagerFactory : public GuestViewManagerFactory {
+ public:
+  TestGuestViewManagerFactory();
+  virtual ~TestGuestViewManagerFactory();
+
+  virtual GuestViewManager* CreateGuestViewManager(
+      content::BrowserContext* context) OVERRIDE;
+
+  TestGuestViewManager* GetManager(content::BrowserContext* context);
+
+ private:
+  TestGuestViewManager* test_guest_view_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestGuestViewManagerFactory);
+};
+
+}  // namespace extensions