Fix the Unthrottled download count for parallel download

content/browser/download/download_request_core.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/download/download_request_core.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 162 matching lines @@
 
   for (const auto& header : params->request_headers())
     request->SetExtraRequestHeaderByName(header.first, header.second,
                                          false /*overwrite*/);
 
   DownloadRequestData::Attach(request.get(), params, download_id);
   return request;
 }
 
 DownloadRequestCore::DownloadRequestCore(net::URLRequest* request,
-                                         Delegate* delegate)
+                                         Delegate* delegate,
+                                         bool is_parallel_request)
     : delegate_(delegate),
       request_(request),
       download_id_(DownloadItem::kInvalidId),
       transient_(false),
       bytes_read_(0),
       pause_count_(0),
       was_deferred_(false),
       is_partial_request_(false),
       started_(false),
       abort_reason_(DOWNLOAD_INTERRUPT_REASON_NONE) {
   DCHECK(request_);
   DCHECK(delegate_);
-  RecordDownloadCount(UNTHROTTLED_COUNT);
+  if (!is_parallel_request)
+    RecordDownloadCount(UNTHROTTLED_COUNT);
   power_save_blocker_.reset(new device::PowerSaveBlocker(
       device::PowerSaveBlocker::kPowerSaveBlockPreventAppSuspension,
       device::PowerSaveBlocker::kReasonOther, "Download in progress",
       BrowserThread::GetTaskRunnerForThread(BrowserThread::UI),
       BrowserThread::GetTaskRunnerForThread(BrowserThread::FILE)));
   DownloadRequestData* request_data = DownloadRequestData::Get(request_);
   if (request_data) {
     save_info_ = request_data->TakeSaveInfo();
     download_id_ = request_data->download_id();
     transient_ = request_data->is_transient();
@@ skipping 469 matching lines @@
   // old servers that didn't implement "If-Match" and must be ignored when
   // "If-Match" presents.
   if (has_last_modified) {
     request->SetExtraRequestHeaderByName(
         net::HttpRequestHeaders::kIfUnmodifiedSince, params->last_modified(),
         true);
   }
 }
 
 }  // namespace content