Move GuestView layer in browser to components

extensions/browser/guest_view/web_view/web_view_apitest.h

 // 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 "base/values.h"
-#include "extensions/browser/guest_view/test_guest_view_manager.h"
+#include "components/guest_view/browser/test_guest_view_manager.h"
 #include "extensions/shell/test/shell_test.h"
 #include "ui/gfx/switches.h"
 
 namespace content {
 class WebContents;
 }  // namespace content
 
+namespace guestview {
+class TestGuestViewManager;
+}  // namesapce guestview
+
 namespace extensions {
-class TestGuestViewManager;
 
 // Base class for WebView tests in app_shell.
 class WebViewAPITest : public AppShellTest {
  protected:
   WebViewAPITest();
 
   // Launches the app_shell app in |app_location|.
   void LaunchApp(const std::string& app_location);
 
   // Runs the test |test_name| in |app_location|. RunTest will launch the app
   // and execute the javascript function runTest(test_name) inside the app.
   void RunTest(const std::string& test_name, const std::string& app_location);
 
   // Starts/Stops the embedded test server.
   void StartTestServer();
   void StopTestServer();
 
   content::WebContents* GetEmbedderWebContents();
 
   // Returns the GuestViewManager singleton.
-  TestGuestViewManager* GetGuestViewManager();
+  guestview::TestGuestViewManager* GetGuestViewManager();
 
   content::WebContents* GetGuestWebContents();
   void SendMessageToGuestAndWait(const std::string& message,
                                  const std::string& wait_message);
   void SendMessageToEmbedder(const std::string& message);
 
   // content::BrowserTestBase implementation.
   void RunTestOnMainThreadLoop() override;
   void SetUpCommandLine(base::CommandLine* command_line) override;
   void SetUpOnMainThread() override;
   void TearDownOnMainThread() override;
 
   content::WebContents* embedder_web_contents_;
-  TestGuestViewManagerFactory factory_;
+  guestview::TestGuestViewManagerFactory factory_;
   base::DictionaryValue test_config_;
 
  private:
   content::WebContents* GetFirstAppWindowWebContents();
 };
 
 class WebViewDPIAPITest : public WebViewAPITest {
  protected:
   void SetUp() override;
   static float scale() { return 2.0f; }
 };
 
 }  // namespace extensions