Add SetUploadFilePath method to URLFetcher.

net/url_request/test_url_fetcher_factory.cc

Index: net/url_request/test_url_fetcher_factory.cc
diff --git a/net/url_request/test_url_fetcher_factory.cc b/net/url_request/test_url_fetcher_factory.cc
index 0fce9d9e2f7276f040b56cd5e5e85e6aa2799af6..c3e94fe964502fdc8a3cd07e4803092868e93339 100644
--- a/net/url_request/test_url_fetcher_factory.cc
+++ b/net/url_request/test_url_fetcher_factory.cc
@@ -57,6 +57,13 @@ void TestURLFetcher::SetUploadData(const std::string& upload_content_type,
   upload_data_ = upload_content;
 }
 
+void TestURLFetcher::SetUploadFilePath(
+    const std::string& upload_content_type,
+    const base::FilePath& file_path,
+    scoped_refptr<base::TaskRunner> file_task_runner) {
+  upload_file_path_ = file_path;
+}
+
 void TestURLFetcher::SetChunkedUpload(const std::string& upload_content_type) {
 }