Remove unused variable

Author: GuillaumeGomez

src/librustdoc/html/static/main.js

@@ -160,7 +160,6 @@
     // used for special search precedence
     var TY_PRIMITIVE = itemTypes.indexOf("primitive");
     var TY_KEYWORD = itemTypes.indexOf("keyword");
-    var TY_MACRO = itemTypes.indexOf("macro");
 
     onEach(document.getElementsByClassName('js-only'), function(e) {
         removeClass(e, 'js-only');

src/tools/rustdoc-js/tester.js

@@ -233,7 +233,7 @@ function main(argv) {
 
     var arraysToLoad = ["itemTypes"];
     var variablesToLoad = ["MAX_LEV_DISTANCE", "MAX_RESULTS",
-                           "TY_PRIMITIVE", "TY_KEYWORD", "TY_MACRO",
+                           "TY_PRIMITIVE", "TY_KEYWORD",
                            "levenshtein_row2"];
     // execQuery first parameter is built in getQuery (which takes in the search input).
     // execQuery last parameter is built in buildIndex.