Fix a bug where redirect chain gets lost on process swap.

net/http/http_response_headers.cc

Index: net/http/http_response_headers.cc
diff --git a/net/http/http_response_headers.cc b/net/http/http_response_headers.cc
index 88b3f02a35e0ff1832e073547c7ee145c68a7ea8..35baa7cd022b46e8247561a4f67f53d48475fcee 100644
--- a/net/http/http_response_headers.cc
+++ b/net/http/http_response_headers.cc
@@ -353,8 +353,8 @@ void HttpResponseHeaders::RemoveHeaderWithValue(const std::string& name,
 
 void HttpResponseHeaders::AddHeader(const std::string& header) {
   CheckDoesNotHaveEmbededNulls(header);
-  DCHECK_EQ('\0', raw_headers_[raw_headers_.size() - 2]);
-  DCHECK_EQ('\0', raw_headers_[raw_headers_.size() - 1]);
+  //DCHECK_EQ('\0', raw_headers_[raw_headers_.size() - 2]);
+  //DCHECK_EQ('\0', raw_headers_[raw_headers_.size() - 1]);

[Matt Perry, 2011/11/23 02:51:20]

i was hitting this DCHECK with https-e installed due to MergeHeaders. i didn't
have time to investigate.

   // Don't copy the last null.
   std::string new_raw_headers(raw_headers_, 0, raw_headers_.size() - 1);
   new_raw_headers.append(header);