Remove frogsh.

dart/utils/apidoc/mdn/postProcess.dart

 #library("postProcess");
 
-#import("../../../frog/lib/node/node.dart");
 #import("dart:json");
 #import("util.dart");
 
 void main() {
   // Database of code documentation.
   Map<String, List> database = JSON.parse(
       fs.readFileSync('output/database.json', 'utf8'));
   final filteredDb = {};
   final obsolete = [];
   for (String type in database.getKeys()) {
     final entry = pickBestEntry(database[type], type);
     filteredDb[type] = entry;
     if (entry.containsKey("members")) {
       Map members = getMembersMap(entry);
       for (String name in members.getKeys()) {
         Map memberData = members[name];
         if (memberData['obsolete'] == true) {
           obsolete.add({'type': type, 'member' : name});
         }
       }
     }
   }
   fs.writeFileSync("output/database.filtered.json",
       JSON.stringify(filteredDb));
   fs.writeFileSync("output/obsolete.json", JSON.stringify(obsolete));
 }