initial version of the headless download manager delegate

headless/lib/browser/headless_browser_context_impl.h

 // Copyright 2015 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 HEADLESS_LIB_BROWSER_HEADLESS_BROWSER_CONTEXT_IMPL_H_
 #define HEADLESS_LIB_BROWSER_HEADLESS_BROWSER_CONTEXT_IMPL_H_
 
 #include <memory>
 #include <string>
 #include <unordered_map>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/resource_context.h"
 #include "headless/lib/browser/headless_browser_context_options.h"
 #include "headless/lib/browser/headless_url_request_context_getter.h"
 #include "headless/public/headless_browser.h"
 #include "headless/public/headless_browser_context.h"
 
 namespace headless {
 class HeadlessBrowserImpl;
+class HeadlessDownloadManagerDelegate;
 class HeadlessResourceContext;
 class HeadlessWebContentsImpl;
 
 class HeadlessBrowserContextImpl : public HeadlessBrowserContext,
                                    public content::BrowserContext {
  public:
   ~HeadlessBrowserContextImpl() override;
 
   static HeadlessBrowserContextImpl* From(
       HeadlessBrowserContext* browser_context);
@@ skipping 62 matching lines @@
       HeadlessBrowserImpl* browser,
       std::unique_ptr<HeadlessBrowserContextOptions> context_options);
 
   // Performs initialization of the HeadlessBrowserContextImpl while IO is still
   // allowed on the current thread.
   void InitWhileIOAllowed();
 
   HeadlessBrowserImpl* browser_;  // Not owned.
   std::unique_ptr<HeadlessBrowserContextOptions> context_options_;
   std::unique_ptr<HeadlessResourceContext> resource_context_;
+  std::unique_ptr<HeadlessDownloadManagerDelegate> download_manager_delegate_;
   base::FilePath path_;
 
   std::unordered_map<std::string, std::unique_ptr<HeadlessWebContents>>
       web_contents_map_;
 
   // Guards |frame_tree_node_map_| from being concurrently written on the UI
   // thread and read on the IO thread.
   // TODO(alexclarke): Remove if we can add FrameTreeNode ID to
   // URLRequestUserData. See https://crbug.com/715541
   mutable base::Lock frame_tree_node_map_lock_;
   std::map<std::pair<int, int>, int> frame_tree_node_map_;
 
   std::unique_ptr<content::PermissionManager> permission_manager_;
 
   std::string id_;
 
   DISALLOW_COPY_AND_ASSIGN(HeadlessBrowserContextImpl);
 };
 
 }  // namespace headless
 
 #endif  // HEADLESS_LIB_BROWSER_HEADLESS_BROWSER_CONTEXT_IMPL_H_