Revert 188912 "Removed static factories for data, ftp, file, and..."

trunk/src/net/url_request/url_request_context_storage.cc

Index: trunk/src/net/url_request/url_request_context_storage.cc
===================================================================
--- trunk/src/net/url_request/url_request_context_storage.cc	(revision 188924)
+++ trunk/src/net/url_request/url_request_context_storage.cc	(working copy)
@@ -106,6 +106,12 @@
   http_transaction_factory_.reset(http_transaction_factory);
 }
 
+void URLRequestContextStorage::set_ftp_transaction_factory(
+    FtpTransactionFactory* ftp_transaction_factory) {
+  context_->set_ftp_transaction_factory(ftp_transaction_factory);
+  ftp_transaction_factory_.reset(ftp_transaction_factory);
+}
+
 void URLRequestContextStorage::set_job_factory(
     URLRequestJobFactory* job_factory) {
   context_->set_job_factory(job_factory);