Change URLRequest to use a ref-counted buffer for actual IO....

chrome/browser/renderer_host/cross_site_resource_handler.cc

Index: chrome/browser/renderer_host/cross_site_resource_handler.cc
===================================================================
--- chrome/browser/renderer_host/cross_site_resource_handler.cc	(revision 8697)
+++ chrome/browser/renderer_host/cross_site_resource_handler.cc	(working copy)
@@ -114,9 +114,8 @@
   return true;
 }
 
-bool CrossSiteResourceHandler::OnWillRead(int request_id,
-                                          char** buf, int* buf_size,
-                                          int min_size) {
+bool CrossSiteResourceHandler::OnWillRead(int request_id, net::IOBuffer** buf,
+                                          int* buf_size, int min_size) {
   return next_handler_->OnWillRead(request_id, buf, buf_size, min_size);
 }