Modernizing HttpRequest documentation.

tools/dom/docs/docs.json

Index: tools/dom/docs/docs.json
diff --git a/tools/dom/docs/docs.json b/tools/dom/docs/docs.json
index 4a34c777ab6b95a9ce4562ecf0e014c98d7693d7..3ba329e32f6983d964c100deb1caf9b0a50a70b6 100644
--- a/tools/dom/docs/docs.json
+++ b/tools/dom/docs/docs.json
@@ -590,12 +590,12 @@
           "   *",
           "   *     var request = new HttpRequest();",
           "   *     request.open('GET', 'http://dartlang.org')",
-          "   *     request.on.load.add((event) => print('Request complete'));",
+          "   *     request.onLoad.add((event) => print('Request complete'));",
           "   *",
           "   * is the (more verbose) equivalent of",
           "   *",
-          "   *     var request = new HttpRequest.get('http://dartlang.org',",
-          "   *         (event) => print('Request complete'));",
+          "   *     HttpRequest.getString('http://dartlang.org').then(",
+          "   *         (result) => print('Request complete: $result'));",
           "   */"
         ]
       }