Issue 2879 - Restructure existing process script, split it up into multiple modules

lib/child/nodeInfo.js

 /*
  * This Source Code is subject to the terms of the Mozilla Public License
  * version 2.0 (the "License"). You can obtain a copy of the License at
  * http://mozilla.org/MPL/2.0/.
  */
 
 "use strict";
 
 let {Services} = Cu.import("resource://gre/modules/Services.jsm", {});
 
 let messageManager = require("messageManager");
 
 let processID = Services.appinfo.processID;
 let maxNodeID = 0;
 let nodes = new Map();
 
 messageManager.addMessageListener("ElemHideHelper:GetNodeInfo", onGetNodeInfo);
 onShutdown.add(() =>
 {
-  messageManager.removeMessageListener("ElemHideHelper:GetNodeInfo", onGetNodeInfo);
+  messageManager.removeMessageListener("ElemHideHelper:GetNodeInfo",
+                                       onGetNodeInfo);
 });
 
 function onGetNodeInfo(message)
 {
   if (Cu.isCrossProcessWrapper(message.objects.element))
     return;
 
   let nodeInfo = getNodeInfo(message.objects.element);
   nodeInfo.messageId = message.data;
-  messageManager.sendAsyncMessage("ElemHideHelper:GetNodeInfo:Response", nodeInfo);
+  messageManager.sendAsyncMessage("ElemHideHelper:GetNodeInfo:Response",
+                                  nodeInfo);
 }
 
 function getNodeInfo(node)
 {
   let nodeData = getNodeData(node);
   if (nodeData)
   {
     let nodeID = processID + "-" + (++maxNodeID);
     nodes.set(nodeID, {document: node.ownerDocument, style: null});
     return {
@@ skipping 61 matching lines @@
 
   result.customCSS = {selected: "", checked: false};
   return result;
 }
 
 function forgetNode(nodeID)
 {
   nodes.delete(nodeID);
 }
 exports.forgetNode = forgetNode;