Support range uploading of a file.

net/url_request/url_fetcher_impl.cc

Index: net/url_request/url_fetcher_impl.cc
diff --git a/net/url_request/url_fetcher_impl.cc b/net/url_request/url_fetcher_impl.cc
index 106bc0283b85c1f6dd7f06c162e795b077c4824b..d900a8f42770ef0de3939724dcdee8220b623d5f 100644
--- a/net/url_request/url_fetcher_impl.cc
+++ b/net/url_request/url_fetcher_impl.cc
@@ -33,7 +33,24 @@ void URLFetcherImpl::SetUploadFilePath(
     const std::string& upload_content_type,
     const base::FilePath& file_path,
     scoped_refptr<base::TaskRunner> file_task_runner) {
-  core_->SetUploadFilePath(upload_content_type, file_path, file_task_runner);
+  core_->SetUploadFilePath(upload_content_type,
+                           file_path,
+                           0,
+                           kuint64max,
+                           file_task_runner);
+}
+
+void URLFetcherImpl::SetUploadFilePathWithRange(
+    const std::string& upload_content_type,
+    const base::FilePath& file_path,
+    uint64 range_offset,
+    uint64 range_length,
+    scoped_refptr<base::TaskRunner> file_task_runner) {
+  core_->SetUploadFilePath(upload_content_type,
+                           file_path,
+                           range_offset,
+                           range_length,
+                           file_task_runner);
 }
 
 void URLFetcherImpl::SetChunkedUpload(const std::string& content_type) {