Support redirectUrl at onHeadersReceived in WebRequest / DWR API

net/base/network_delegate.h

Index: net/base/network_delegate.h
diff --git a/net/base/network_delegate.h b/net/base/network_delegate.h
index 882701ce5b0b02f5b402fd6433f87ce588651c35..6b74bbf823345ea87587b3e1638cbaf4744c5968 100644
--- a/net/base/network_delegate.h
+++ b/net/base/network_delegate.h
@@ -68,6 +68,7 @@ class NET_EXPORT NetworkDelegate : public base::NonThreadSafe {
   int NotifyHeadersReceived(
       URLRequest* request,
       const CompletionCallback& callback,
+      GURL* new_url,
       const HttpResponseHeaders* original_response_headers,
       scoped_refptr<HttpResponseHeaders>* override_response_headers);
   void NotifyBeforeRedirect(URLRequest* request,
@@ -129,6 +130,7 @@ class NET_EXPORT NetworkDelegate : public base::NonThreadSafe {
                              const HttpRequestHeaders& headers);
 
   // Called for HTTP requests when the headers have been received.
+  // Allows delegate to rewrite the URL being fetched by modifying |new_url|.
   // |original_response_headers| contains the headers as received over the
   // network, these must not be modified. |override_response_headers| can be set
   // to new values, that should be considered as overriding
@@ -139,6 +141,7 @@ class NET_EXPORT NetworkDelegate : public base::NonThreadSafe {
   virtual int OnHeadersReceived(
       URLRequest* request,
       const CompletionCallback& callback,
+      GURL* new_url,
       const HttpResponseHeaders* original_response_headers,
       scoped_refptr<HttpResponseHeaders>* override_response_headers);