Update monet.

net/http/http_response_headers.h

Index: net/http/http_response_headers.h
diff --git a/net/http/http_response_headers.h b/net/http/http_response_headers.h
index dd3d9cb85990d0872198207e37fe5bc1c34e74a8..115c107b9414fd045b2aa05e89ae5590618b91f6 100644
--- a/net/http/http_response_headers.h
+++ b/net/http/http_response_headers.h
@@ -16,10 +16,9 @@
 #include "net/http/http_version.h"
 #include "net/log/net_log.h"
 
+namespace base {
 class Pickle;
 class PickleIterator;
-
-namespace base {
 class Time;
 class TimeDelta;
 }
@@ -72,11 +71,11 @@ class NET_EXPORT HttpResponseHeaders
   // Initializes from the representation stored in the given pickle.  The data
   // for this object is found relative to the given pickle_iter, which should
   // be passed to the pickle's various Read* methods.
-  explicit HttpResponseHeaders(PickleIterator* pickle_iter);
+  explicit HttpResponseHeaders(base::PickleIterator* pickle_iter);
 
   // Appends a representation of this object to the given pickle.
   // The options argument can be a combination of PersistOptions.
-  void Persist(Pickle* pickle, PersistOptions options);
+  void Persist(base::Pickle* pickle, PersistOptions options);
 
   // Performs header merging as described in 13.5.3 of RFC 2616.
   void Update(const HttpResponseHeaders& new_headers);