1 files changed, 17 insertions, 0 deletions
diff --git a/chromium/net/server/http_server_request_info.cc b/chromium/net/server/http_server_request_info.cc
index 67965f29aa3..8b65bee50c1 100644
--- a/chromium/net/server/http_server_request_info.cc
+++ b/chromium/net/server/http_server_request_info.cc
@@ -22,4 +22,21 @@ std::string HttpServerRequestInfo::GetHeaderValue(
   return std::string();
 }
 
+bool HttpServerRequestInfo::HasHeaderValue(
+    const std::string& header_name,
+    const std::string& header_value) const {
+  DCHECK_EQ(StringToLowerASCII(header_value), header_value);
+  std::string complete_value = GetHeaderValue(header_name);
+  StringToLowerASCII(&complete_value);
+  std::vector<std::string> value_items;
+  Tokenize(complete_value, ",", &value_items);
+  for (std::vector<std::string>::iterator it = value_items.begin();
+      it != value_items.end(); ++it) {
+    base::TrimString(*it, " \t", &*it);
+    if (*it == header_value)
+      return true;
+  }
+  return false;
+}
+
 }  // namespace net