message: Grab Request.url for breadcrumb in fetch instrumentation; fixes
diff: @@ -1055,7 +1055,18 @@ Raven.prototype = {
  args[i] = arguments[i];
  }
  + var fetchInput = args[0];
  var method = 'GET';
  + var url;
  +
  + if (typeof fetchInput === 'string') {
  + url = fetchInput;
  + } else {
  + url = fetchInput.url;
  + if (fetchInput.method) {
  + method = fetchInput.method;
  + }
  + }
  if (args[1] && args[1].method) {
  method = args[1].method;
  @@ -1063,7 +1074,7 @@ Raven.prototype = {
  var fetchData = {
  method: method,
  - url: args[0],
  + url: url,
  status_code: null
  };
  