WIP - Refactor programmatic downloads

content/browser/renderer_host/render_message_filter.cc

 // 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.
 
 #include "content/browser/renderer_host/render_message_filter.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 22 matching lines @@
 #include "content/common/child_process_messages.h"
 #include "content/common/cookie_data.h"
 #include "content/common/desktop_notification_messages.h"
 #include "content/common/media/media_param_traits.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_child_process_host.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/download_save_info.h"
+#include "content/public/browser/download_url_parameters.h"
 #include "content/public/browser/plugin_service_filter.h"
 #include "content/public/browser/resource_context.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/context_menu_params.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/webplugininfo.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_platform_file.h"
@@ skipping 142 matching lines @@
 
   virtual bool OffTheRecord() OVERRIDE {
     return filter_->OffTheRecord();
   }
 
  private:
   scoped_refptr<RenderMessageFilter> filter_;
   int routing_id_;
 };
 
+// Run on the UI thread to initiate a download.
+void BeginDownloadOnUIThread(int render_process_id,
+                             int routing_id,
+                             const GURL& url,
+                             const content::Referrer& referrer,
+                             const string16& suggested_name,
+                             ResourceContext* resource_context) {
+  RenderProcessHost* rph = RenderProcessHost::FromID(render_process_id);
+  DownloadManager* download_manager =
+      BrowserContext::GetDownloadManager(rph->GetBrowserContext());
+  scoped_ptr<DownloadUrlParameters> download_params(new DownloadUrlParameters(
+      url, render_process_id, routing_id, resource_context));
+  download_params->set_suggested_name(suggested_name);
+  download_params->set_referrer(referrer);
+  download_params->set_content_initiated(true);
+  download_manager->DownloadUrl(download_params.Pass());
+}
+
 }  // namespace
 
 class RenderMessageFilter::OpenChannelToNpapiPluginCallback
     : public RenderMessageCompletionCallback,
       public PluginProcessHost::Client {
  public:
   OpenChannelToNpapiPluginCallback(RenderMessageFilter* filter,
                                    ResourceContext* context,
                                    IPC::Message* reply_msg)
       : RenderMessageCompletionCallback(filter, reply_msg),
@@ skipping 609 matching lines @@
   if (BackingStoreWin::ColorManagementEnabled())
     return;
 #endif
   *profile = g_color_profile.Get().profile();
 }
 
 void RenderMessageFilter::OnDownloadUrl(const IPC::Message& message,
                                         const GURL& url,
                                         const Referrer& referrer,
                                         const string16& suggested_name) {
-  scoped_ptr<DownloadSaveInfo> save_info(new DownloadSaveInfo());
-  save_info->suggested_name = suggested_name;
-  scoped_ptr<net::URLRequest> request(
-      resource_context_->GetRequestContext()->CreateRequest(url, NULL));
-  RecordDownloadSource(INITIATED_BY_RENDERER);
-  resource_dispatcher_host_->BeginDownload(
-      request.Pass(),
-      referrer,
-      true,  // is_content_initiated
-      resource_context_,
-      render_process_id_,
-      message.routing_id(),
-      false,
-      save_info.Pass(),
-      content::DownloadItem::kInvalidId,
-      ResourceDispatcherHostImpl::DownloadStartedCallback());
+  BrowserThread::PostTask(BrowserThread::UI,
+                          FROM_HERE,
+                          base::Bind(&BeginDownloadOnUIThread,
+                                     render_process_id_,
+                                     message.routing_id(),
+                                     url,
+                                     referrer,
+                                     suggested_name,
+                                     resource_context_));
 }
 
 void RenderMessageFilter::OnCheckNotificationPermission(
     const GURL& source_origin, int* result) {
 #if defined(ENABLE_NOTIFICATIONS)
   *result = GetContentClient()->browser()->
       CheckDesktopNotificationPermission(source_origin, resource_context_,
                                          render_process_id_);
 #else
   *result = WebKit::WebNotificationPresenter::PermissionAllowed;
@@ skipping 302 matching lines @@
   // MediaCodec bridge is slow and can block while sending the data to
   // the renderer.
   base::WorkerPool::PostTask(
       FROM_HERE,
       base::Bind(&media::WebAudioMediaCodecBridge::RunWebAudioMediaCodec,
                  encoded_data_handle, pcm_output, data_size),
       true);
 }
 #endif
 }  // namespace content