Respect cookies set in a 401 responses when restarting the http transaction....

net/http/http_util.cc

Index: net/http/http_util.cc
===================================================================
--- net/http/http_util.cc	(revision 12402)
+++ net/http/http_util.cc	(working copy)
@@ -218,6 +218,31 @@
 }
 
 // static
+std::string HttpUtil::StripHeaders(const std::string& headers,
+                                   const char* const headers_to_remove[],
+                                   size_t headers_to_remove_len) {
+  std::string stripped_headers;
+  net::HttpUtil::HeadersIterator it(headers.begin(), headers.end(), "\r\n");
+
+  while (it.GetNext()) {
+    bool should_remove = false;
+    for (size_t i = 0; i < headers_to_remove_len; ++i) {
+      if (LowerCaseEqualsASCII(it.name_begin(), it.name_end(),
+                               headers_to_remove[i])) {
+        should_remove = true;
+        break;
+      }
+    }
+    if (!should_remove) {
+      // Assume that name and values are on the same line.
+      stripped_headers.append(it.name_begin(), it.values_end());
+      stripped_headers.append("\r\n");
+    }
+  }
+  return stripped_headers;
+}
+
+// static
 bool HttpUtil::IsNonCoalescingHeader(string::const_iterator name_begin,
                                      string::const_iterator name_end) {
   // NOTE: "set-cookie2" headers do not support expires attributes, so we don't