[Extensions] Introduce a ScopedExtensionDialogAutoConfirm

chrome/browser/extensions/webstore_inline_installer_browsertest.cc

 // 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.
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/extensions/webstore_inline_installer.h"
 #include "chrome/browser/extensions/webstore_inline_installer_factory.h"
@@ skipping 149 matching lines @@
   WebContents* popup_contents =
       popup_browser->tab_strip_model()->GetActiveWebContents();
   EXPECT_EQ(base::ASCIIToUTF16("POPUP"), popup_contents->GetTitle());
   RunTest(popup_contents, "runTest");
 }
 
 // Ensure that inline-installing a disabled extension simply re-enables it.
 IN_PROC_BROWSER_TEST_F(WebstoreInlineInstallerTest,
                        ReinstallDisabledExtension) {
   // Install an extension via inline install, and confirm it is successful.
-  ExtensionInstallPrompt::g_auto_confirm_for_tests =
-      ExtensionInstallPrompt::ACCEPT;
+  AutoAcceptInstall();
   ui_test_utils::NavigateToURL(
       browser(), GenerateTestServerUrl(kAppDomain, "install.html"));
   RunTest("runTest");
   ExtensionRegistry* registry = ExtensionRegistry::Get(profile());
   ASSERT_TRUE(registry->enabled_extensions().GetByID(kTestExtensionId));
 
   // Disable the extension.
   ExtensionService* extension_service =
       ExtensionSystem::Get(browser()->profile())->extension_service();
   extension_service->DisableExtension(kTestExtensionId,
@@ skipping 35 matching lines @@
             ExtensionInstallPrompt::g_last_prompt_type_for_tests);
 }
 
 class WebstoreInlineInstallerListenerTest : public WebstoreInlineInstallerTest {
  public:
   WebstoreInlineInstallerListenerTest() {}
   ~WebstoreInlineInstallerListenerTest() override {}
 
  protected:
   void RunTest(const std::string& file_name) {
-    ExtensionInstallPrompt::g_auto_confirm_for_tests =
-        ExtensionInstallPrompt::ACCEPT;
+    AutoAcceptInstall();
     ui_test_utils::NavigateToURL(browser(),
                                  GenerateTestServerUrl(kAppDomain, file_name));
     WebstoreInstallerTest::RunTest("runTest");
   }
 };
 
 IN_PROC_BROWSER_TEST_F(WebstoreInlineInstallerListenerTest,
                        InstallStageListenerTest) {
   RunTest("install_stage_listener.html");
 }
 
 IN_PROC_BROWSER_TEST_F(WebstoreInlineInstallerListenerTest,
                        DownloadProgressListenerTest) {
   RunTest("download_progress_listener.html");
 }
 
 IN_PROC_BROWSER_TEST_F(WebstoreInlineInstallerListenerTest, BothListenersTest) {
   RunTest("both_listeners.html");
 }
 
 }  // namespace extensions