Integrate MDN content into API documentation.

utils/dartdoc/static/styles.css

Index: utils/dartdoc/static/styles.css
diff --git a/utils/dartdoc/static/styles.css b/utils/dartdoc/static/styles.css
index a69aee4611966905d324efd4a7e27a50fb29b386..0b020b99e4165e4b5190a657f3a30edacb201c53 100644
--- a/utils/dartdoc/static/styles.css
+++ b/utils/dartdoc/static/styles.css
@@ -68,6 +68,12 @@ a:visited {
   color: #15c;
 }
 
+/* Style external links differently. */
+a[rel~="custom"]:after,

[Jacob, 2012/01/30 21:36:21]

why are "custom" links styled as if they were external?

[Bob Nystrom, 2012/01/31 20:56:29]

The mozilla docs seemed to have some links that used that?

Changed it to look for 'http:' and 'https' in the href and style those instead.

+a[rel~="external"]:after {
+  content: url('external-link.png');
+}
+
 li {
   font-size: 16px;
   line-height: 22px;
@@ -228,6 +234,8 @@ ul.icon ul {
 .method .doc,
 .field .doc {
   padding-left: 44px;
+  /* Ensure there is some space between members with no documentation. */
+  min-height: 22px;
 }
 
 .param {