Second half of HTML json docs. This reads the json file and inserts the docs.

sdk/lib/_internal/dartdoc/lib/dartdoc.dart

Index: sdk/lib/_internal/dartdoc/lib/dartdoc.dart
diff --git a/sdk/lib/_internal/dartdoc/lib/dartdoc.dart b/sdk/lib/_internal/dartdoc/lib/dartdoc.dart
index 7bb466d3ef0ca51954b4d0b448fe4aad0ad95046..657670180fb303bf6f3ab0d7c1a9222b4bb39e8c 100644
--- a/sdk/lib/_internal/dartdoc/lib/dartdoc.dart
+++ b/sdk/lib/_internal/dartdoc/lib/dartdoc.dart
@@ -1861,7 +1861,7 @@ class InternalError {
 
 /**
  * Computes the doc comment for the declaration mirror.
-*
+ *
  * Multiple comments are concatenated with newlines in between.
  */
 String computeComment(DeclarationMirror mirror) {
@@ -1881,6 +1881,22 @@ String computeComment(DeclarationMirror mirror) {
   return text;
 }
 
+/**
+ * Computes the doc comment for the declaration mirror as a list.
+ */
+List<String> computeUntrimmedCommentAsList(DeclarationMirror mirror) {
+  var text = <String>[];
+  for (InstanceMirror metadata in mirror.metadata) {
+    if (metadata is CommentInstanceMirror) {
+      CommentInstanceMirror comment = metadata;
+      if (comment.isDocComment) {
+        text.add(comment.text);
+      }
+    }
+  }
+  return text;
+}
+
 class DocComment {
   final String text;