[Extensions WebUI] Clean up ExtensionSettingsUIBrowserTest

chrome/browser/ui/webui/extensions/extension_settings_browsertest.h

 // 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_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_BROWSERTEST_H_
 #define CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_BROWSERTEST_H_
 
+#include <memory>
+
+#include "base/files/file_path.h"
 #include "base/macros.h"
-#include "chrome/browser/extensions/chrome_extension_test_notification_observer.h"
 #include "chrome/test/base/web_ui_browser_test.h"
-#include "extensions/browser/extension_dialog_auto_confirm.h"
 #include "extensions/browser/test_management_policy.h"
-#include "extensions/common/extension.h"
 #include "extensions/common/feature_switch.h"
-#include "extensions/common/features/feature_channel.h"
 
-class Profile;
+namespace extensions {
+class Extension;
+class ScopedTestDialogAutoConfirm;
+}
 
 // C++ test fixture used by extension_settings_browsertest.js.
 class ExtensionSettingsUIBrowserTest : public WebUIBrowserTest {
  public:
   ExtensionSettingsUIBrowserTest();
   ~ExtensionSettingsUIBrowserTest() override;
 
  protected:
-  // Get the profile to use.
-  Profile* GetProfile();
-
-  const std::string& last_loaded_extension_id() {
-    return observer_->last_loaded_extension_id();
-  }
-
-  void SetUpOnMainThread() override;
-
   void InstallGoodExtension();
 
   void InstallErrorsExtension();
 
   void InstallSharedModule();
 
   void InstallPackagedApp();
 
   void InstallHostedApp();
 
   void InstallPlatformApp();
 
   void AddManagedPolicyProvider();
 
   void SetAutoConfirmUninstall();
 
   // Enables the error console so errors are displayed in the extensions page.
   void EnableErrorConsole();
 
   // Shrinks the web contents view in order to ensure vertical overflow.
   void ShrinkWebContentsView();
 
  private:
-  bool WaitForExtensionViewsToLoad();
-  const extensions::Extension* InstallUnpackedExtension(
-      const base::FilePath& path);
   const extensions::Extension* InstallExtension(const base::FilePath& path);
 
-  std::unique_ptr<extensions::ChromeExtensionTestNotificationObserver>
-      observer_;
-
-  // The default profile to be used.
-  Profile* profile_;
-
   // Used to simulate managed extensions (by being registered as a provider).
   extensions::TestManagementPolicyProvider policy_provider_;
 
   base::FilePath test_data_dir_;
 
   // Used to enable the error console.
   std::unique_ptr<extensions::FeatureSwitch::ScopedOverride>
       error_console_override_;
 
   std::unique_ptr<extensions::ScopedTestDialogAutoConfirm>
       uninstall_auto_confirm_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsUIBrowserTest);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_BROWSERTEST_H_