message: Comment fix for ConfigUtility::matchHeaders
  Description:
  This diff changes the parameter names in the declaration of ConfigUtility::matchHeaders and the corresponding comment to more clearly reflect what the method does.
  Risk Level: Low
  Testing:
  I compiled Envoy and ran the unit tests
  Docs Changes:
  N/A
diff: @@ -50,14 +50,14 @@ public:
  static Upstream::ResourcePriority parsePriority(const envoy::api::v2::RoutingPriority& priority);
  /**
  - * See if the specified headers are present in the request headers.
  - * @param headers supplies the list of headers to match
  - * @param request_headers supplies the list of request headers to compare against search_list
  - * @return true all the headers (and values) in the search_list set are found in the
  + * See if the headers specified in the config are present in a request.
  + * @param request_headers supplies the headers from the request.
  + * @param config_headers supplies the list of configured header conditions on which to match.
  + * @return bool true if all the headers (and values) in the config_headers are found in the
  * request_headers
  */
  - static bool matchHeaders(const Http::HeaderMap& headers,
  - const std::vector<HeaderData>& request_headers);
  + static bool matchHeaders(const Http::HeaderMap& request_headers,
  + const std::vector<HeaderData>& config_headers);
  /**
  * Returns the redirect HTTP Status Code enum parsed from proto.
  