gfe-relnote: Fix an error in QUIC's SpdyUtils where content-length was

net/quic/spdy_utils.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/spdy_utils.h"
 
 #include <memory>
 #include <vector>
 
 #include "base/stl_util.h"
@@ skipping 127 matching lines @@
     }
   }
 
   if (ContainsKey(*headers, "content-length")) {
     // Check whether multiple values are consistent.
     StringPiece content_length_header = (*headers)["content-length"];
     vector<string> values =
         base::SplitString(content_length_header, base::StringPiece("\0", 1),
                           base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
     for (const string& value : values) {
-      int new_value;
-      if (!base::StringToInt(value, &new_value) || new_value < 0) {
+      int64_t new_value;
+      if (!base::StringToInt64(value, &new_value) || new_value < 0) {
         DLOG(ERROR) << "Content length was either unparseable or negative.";
         return false;
       }
       if (*content_length < 0) {
         *content_length = new_value;
         continue;
       }
       if (new_value != *content_length) {
         DLOG(ERROR) << "Parsed content length " << new_value << " is "
                     << "inconsistent with previously detected content length "
@@ skipping 84 matching lines @@
   return GURL(GetUrlFromHeaderBlock(headers)).host();
 }
 
 // static
 bool SpdyUtils::UrlIsValid(const SpdyHeaderBlock& headers) {
   string url(GetUrlFromHeaderBlock(headers));
   return url != "" && GURL(url).is_valid();
 }
 
 }  // namespace net