Support sending a sliced file in chromium....

chrome/plugin/chrome_plugin_host.cc

 // Copyright (c) 2009 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 "chrome/plugin/chrome_plugin_host.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
@@ skipping 129 matching lines @@
     upload_content_.back().SetToBytes(bytes, bytes_len);
   }
 
   void AppendFileToUpload(const FilePath &filepath) {
     AppendFileRangeToUpload(filepath, 0, kuint64max);
   }
 
   void AppendFileRangeToUpload(const FilePath &filepath,
                                uint64 offset, uint64 length) {
     upload_content_.push_back(net::UploadData::Element());
-    upload_content_.back().SetToFilePathRange(filepath, offset, length);
+    upload_content_.back().SetToFilePathRange(filepath, offset, length,
+                                              base::Time());
   }
 
   CPError Start(int renderer_id, int render_view_id) {
     webkit_glue::ResourceLoaderBridge::RequestInfo request_info;
     request_info.method = cprequest_->method;
     request_info.url = GURL(cprequest_->url);
     request_info.first_party_for_cookies =
         GURL(cprequest_->url); // TODO(jackson): policy url?
     request_info.referrer = GURL();  // TODO(mpcomplete): referrer?
     request_info.frame_origin = "null";
@@ skipping 18 matching lines @@
         case net::UploadData::TYPE_BYTES: {
           const std::vector<char>& bytes = upload_content_[i].bytes();
           bridge_->AppendDataToUpload(&bytes[0],
                                       static_cast<int>(bytes.size()));
           break;
         }
         case net::UploadData::TYPE_FILE: {
           bridge_->AppendFileRangeToUpload(
               upload_content_[i].file_path(),
               upload_content_[i].file_range_offset(),
-              upload_content_[i].file_range_length());
+              upload_content_[i].file_range_length(),
+              upload_content_[i].expected_file_modification_time());
           break;
         }
         default: {
           NOTREACHED() << "Unknown UploadData::Element type";
         }
       }
     }
 
     if (sync_) {
       ResourceLoaderBridge::SyncLoadResponse response;
@@ skipping 510 matching lines @@
 
     response_funcs.size = sizeof(response_funcs);
     response_funcs.received_redirect = CPRR_ReceivedRedirect;
     response_funcs.start_completed = CPRR_StartCompleted;
     response_funcs.read_completed = CPRR_ReadCompleted;
     response_funcs.upload_progress = CPRR_UploadProgress;
   }
 
   return &browser_funcs;
 }