Move Infobars core files to the Infobars component

chrome/browser/extensions/extension_install_prompt.h

 // Copyright (c) 2012 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_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "chrome/browser/extensions/crx_installer_error.h"
 #include "chrome/browser/extensions/extension_install_prompt_experiment.h"
 #include "extensions/common/url_pattern.h"
 #include "google_apis/gaia/oauth2_mint_token_flow.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/image/image.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/native_widget_types.h"
 
 class Browser;
 class ExtensionInstallUI;
-class InfoBarDelegate;
 class Profile;
 
 namespace base {
 class DictionaryValue;
 class MessageLoop;
 }  // namespace base
 
 namespace content {
 class PageNavigator;
 class WebContents;
 }
 
 namespace extensions {
 class BundleInstaller;
 class Extension;
 class ExtensionWebstorePrivateApiTest;
 class MockGetAuthTokenFunction;
 class PermissionSet;
 }  // namespace extensions
 
+namespace infobars {
+class InfoBarDelegate;
+}
+
 // Displays all the UI around extension installation.
 class ExtensionInstallPrompt
     : public OAuth2MintTokenFlow::Delegate,
       public OAuth2TokenService::Consumer,
       public base::SupportsWeakPtr<ExtensionInstallPrompt> {
  public:
   // This enum is associated with Extensions.InstallPrompt_Type UMA histogram.
   // Do not modify existing values and add new values only to the end.
   enum PromptType {
     UNSET_PROMPT_TYPE = -1,
@@ skipping 375 matching lines @@
   Prompt prompt_;
 
   scoped_ptr<OAuth2TokenService::Request> login_token_request_;
   scoped_ptr<OAuth2MintTokenFlow> token_flow_;
 
   // Used to show the confirm dialog.
   ShowDialogCallback show_dialog_callback_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_