Merge pull request #4120 from AntonKhorev/no-deprecated-iframe-attrs

Remove deprecated attributes from share html

diff --combined app/assets/javascripts/leaflet.share.js
index 73ca64f634f0e351751d31127e12f0b4b448d88c,4e5e3299566178c3119198771dceb9b12ec4cdae..7b1c995c2d1a45fe03cc6fe9e6fe3dffcd13f620
--- 1/app/assets/javascripts/leaflet.share.js
--- 2/app/assets/javascripts/leaflet.share.js
+++ b/app/assets/javascripts/leaflet.share.js
@@@ -66,6 -66,7 +66,6 @@@ L.OSM.share = function (options) 
  
      $("<div>")
        .attr("class", "share-tab")
 -      .css("display", "block")
        .appendTo($form)
        .append($("<input>")
          .attr("id", "long_input")
@@@ -74,7 -75,6 +74,7 @@@
  
      $("<div>")
        .attr("class", "share-tab")
 +      .hide()
        .appendTo($form)
        .append($("<input>")
          .attr("id", "short_input")
@@@ -83,7 -83,6 +83,7 @@@
  
      $("<div>")
        .attr("class", "share-tab")
 +      .hide()
        .appendTo($form)
        .append(
          $("<textarea>")
@@@ -316,7 -315,7 +316,7 @@@
        }
  
        $("#embed_html").val(
-         "<iframe width=\"425\" height=\"350\" frameborder=\"0\" scrolling=\"no\" marginheight=\"0\" marginwidth=\"0\" src=\"" +
+         "<iframe width=\"425\" height=\"350\" src=\"" +
            escapeHTML(OSM.SERVER_PROTOCOL + "://" + OSM.SERVER_URL + "/export/embed.html?" + $.param(params)) +
            "\" style=\"border: 1px solid black\"></iframe><br/>" +
            "<small><a href=\"" + escapeHTML(map.getUrl(marker)) + "\">" +