[BREAKING] Remove support for import over http(s)

BREAKING CHANGE:
Import over http(s) is not supported anymore.
Use the Builder 'fs' option to provide an interface that also handles
http(s) resources.

Author: matz3

lib/thirdparty/less/index.js

@@ -153,36 +153,18 @@ less.Parser.fileLoader = function (file, currentFileInfo, callback, env) {
 
         callback(null, data, pathname, newFileInfo);
     }
-    
+
     var isUrl = isUrlRe.test( file );
     if (isUrl || isUrlRe.test(currentFileInfo.currentDirectory)) {
-        if (request === undefined) {
-            try { request = require('request'); }
-            catch(e) { request = null; }
-        }
-        if (!request) {
-            callback({ type: 'File', message: "optional dependency 'request' required to import over http(s)\n" });
-            return;
-        }
-
-        var urlStr = isUrl ? file : url.resolve(currentFileInfo.currentDirectory, file),
-            urlObj = url.parse(urlStr);
-
-        request.get({uri: urlStr, strictSSL: !env.insecure }, function (error, res, body) {
-            if (res.statusCode === 404) {
-                callback({ type: 'File', message: "resource '" + urlStr + "' was not found\n" });
-                return;
-            }
-            if (!body) {
-                console.error( 'Warning: Empty body (HTTP '+ res.statusCode + ') returned by "' + urlStr +'"' );
-            }
-            if (error) {
-                callback({ type: 'File', message: "resource '" + urlStr + "' gave this Error:\n  "+ error +"\n" });
-            }
-            pathname = urlStr;
-            dirname = urlObj.protocol +'//'+ urlObj.host + urlObj.pathname.replace(/[^\/]*$/, '');
-            handleDataAndCallCallback(body);
+        /* BEGIN MODIFICATION */
+        // Removed support for import over http(s) to get rid of 'request' dependency
+        callback({
+            type: 'File',
+            message: 'Import over http(s) is not supported anymore since less-openui5 v0.9.0\n' +
+                     'Use the Builder \'fs\' option to provide an interface that also handles http(s) resources.\n'
         });
+        return;
+        /* END MODIFICATION */
     } else {
 
         var paths = [currentFileInfo.currentDirectory].concat(env.paths);