DownloadManagerController now uses WebState

ios/chrome/browser/ui/downloads/download_manager_controller.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.
 
 #ifndef IOS_CHROME_BROWSER_UI_DOWNLOADS_DOWNLOAD_MANAGER_CONTROLLER_H_
 #define IOS_CHROME_BROWSER_UI_DOWNLOADS_DOWNLOAD_MANAGER_CONTROLLER_H_
 
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/native_content_controller.h"
 
-@protocol StoreKitLauncher;
-
-namespace net {
-class URLRequestContextGetter;
-}
+namespace web {
+class WebState;
+}  // namespace web
 
 // This controller shows the native download manager. It shows the user basic
 // information about the file (namely its type, size, and name), and gives them
 // the option to download it and open it in another app. This controller is
 // displayed when a URL is loaded that contains a file type that UIWebView
 // cannot display itself.
 @interface DownloadManagerController
     : NativeContentController<UIDocumentInteractionControllerDelegate>
 
-// Initializes a controller for content from |url|, using
-// |requestContextGetter| for all requests necessary to download the file.
-// |storeLauncher| is used to open a controller that allows the user to
-// install Google Drive if they don't have it installed.
-- (id)initWithURL:(const GURL&)url
-    requestContextGetter:(net::URLRequestContextGetter*)requestContextGetter
-        storeKitLauncher:(id<StoreKitLauncher>)storeLauncher;
+// Initializes a controller for content from |url| using |webState| to provide
+// the context to open a controller that allows the user to install Google Drive
+// if they don't have it installed.
+- (instancetype)initWithWebState:(web::WebState*)webState
+                     downloadURL:(const GURL&)url;
 
 // Starts loading the data for the file at the url passed into the
 // initializer. This should only be called once, immediately after
 // initialization.
 - (void)start;
 
 // Deletes the directory in which downloaded files are saved. It should only be
 // called on the UI thread.
 + (void)clearDownloadsDirectory;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_DOWNLOADS_DOWNLOAD_MANAGER_CONTROLLER_H_