Bug 1302996 - Remove SDK dependencies for JSONView modules loaded on startup. r=jryans

MozReview-Commit-ID: AClST5BXfK1

--HG--
extra : rebase_source : 725e2374c42cbf7b55fd53acce8f9755af19fbba

devtools/client/jsonview/converter-child.js

@@ -6,16 +6,17 @@
 
 "use strict";
 
-const {Cu, Cc, Ci, components} = require("chrome");
+const {Cc, Ci, Cu, Cm, Cr, components} = require("chrome");
+const registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar);
+const { XPCOMUtils } = Cu.import("resource://gre/modules/XPCOMUtils.jsm", {});
 const Services = require("Services");
-const {Class} = require("sdk/core/heritage");
-const {Unknown} = require("sdk/platform/xpcom");
-const xpcom = require("sdk/platform/xpcom");
-const Events = require("sdk/dom/events");
-const Clipboard = require("sdk/clipboard");
 
 loader.lazyRequireGetter(this, "NetworkHelper",
                                "devtools/shared/webconsole/network-helper");
+loader.lazyRequireGetter(this, "Events",
+                               "sdk/dom/events");
+loader.lazyRequireGetter(this, "Clipboard",
+                               "sdk/clipboard");
 loader.lazyRequireGetter(this, "JsonViewUtils",
                                "devtools/client/jsonview/utils");
 
@@ -30,11 +31,14 @@ const SEGMENT_SIZE = Math.pow(2, 17);
 const JSON_VIEW_MIME_TYPE = "application/vnd.mozilla.json.view";
 const CONTRACT_ID = "@mozilla.org/streamconv;1?from=" +
   JSON_VIEW_MIME_TYPE + "&to=*/*";
-const CLASS_ID = "{d8c9acee-dec5-11e4-8c75-1681e6b88ec1}";
+const CLASS_ID = components.ID("{d8c9acee-dec5-11e4-8c75-1681e6b88ec1}");
+const CLASS_DESCRIPTION = "JSONView converter";
 
 // Localization
-let jsonViewStrings = Services.strings.createBundle(
-  "chrome://devtools/locale/jsonview.properties");
+loader.lazyGetter(this, "jsonViewStrings", () => {
+  return Services.strings.createBundle(
+    "chrome://devtools/locale/jsonview.properties");
+});
 
 /**
  * This object detects 'application/vnd.mozilla.json.view' content type
@@ -43,14 +47,14 @@ let jsonViewStrings = Services.strings.createBundle(
  *
  * Inspired by JSON View: https://github.com/bhollis/jsonview/
  */
-let Converter = Class({
-  extends: Unknown,
+function Converter() {}
 
-  interfaces: [
-    "nsIStreamConverter",
-    "nsIStreamListener",
-    "nsIRequestObserver"
-  ],
+Converter.prototype = {
+  QueryInterface: XPCOMUtils.generateQI([
+    Ci.nsIStreamConverter,
+    Ci.nsIStreamListener,
+    Ci.nsIRequestObserver
+  ]),
 
   get wrappedJSObject() {
     return this;
@@ -301,28 +305,32 @@ let Converter = Class({
 
     Clipboard.set(value, "text");
   }
-});
+};
 
-// Stream converter component definition
-let service = xpcom.Service({
-  id: components.ID(CLASS_ID),
-  contract: CONTRACT_ID,
-  Component: Converter,
-  register: false,
-  unregister: false
-});
+const Factory = {
+  createInstance: function (outer, iid) {
+    if (outer) {
+      throw Cr.NS_ERROR_NO_AGGREGATION;
+    }
+    return new Converter();
+  }
+};
 
 function register() {
-  if (!xpcom.isRegistered(service)) {
-    xpcom.register(service);
+  if (!registrar.isCIDRegistered(CLASS_ID)) {
+    registrar.registerFactory(CLASS_ID,
+      CLASS_DESCRIPTION,
+      CONTRACT_ID,
+      Factory);
     return true;
   }
+
   return false;
 }
 
 function unregister() {
-  if (xpcom.isRegistered(service)) {
-    xpcom.unregister(service);
+  if (registrar.isCIDRegistered(CLASS_ID)) {
+    registrar.unregisterFactory(CLASS_ID, Factory);
     return true;
   }
   return false;

devtools/client/jsonview/converter-sniffer.js

@@ -6,25 +6,30 @@
 
 "use strict";
 
-const {Cc, Ci, components} = require("chrome");
-const xpcom = require("sdk/platform/xpcom");
-const {Unknown} = require("sdk/platform/xpcom");
-const {Class} = require("sdk/core/heritage");
+const {Cc, Ci, Cu, Cm, Cr, components} = require("chrome");
+const registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar);
+const { XPCOMUtils } = Cu.import("resource://gre/modules/XPCOMUtils.jsm", {});
 
 const categoryManager = Cc["@mozilla.org/categorymanager;1"]
   .getService(Ci.nsICategoryManager);
 
-loader.lazyRequireGetter(this, "NetworkHelper",
-  "devtools/shared/webconsole/network-helper");
-
 // Constants
 const JSON_TYPE = "application/json";
 const CONTRACT_ID = "@mozilla.org/devtools/jsonview-sniffer;1";
-const CLASS_ID = "{4148c488-dca1-49fc-a621-2a0097a62422}";
+const CLASS_ID = components.ID("{4148c488-dca1-49fc-a621-2a0097a62422}");
+const CLASS_DESCRIPTION = "JSONView content sniffer";
 const JSON_VIEW_MIME_TYPE = "application/vnd.mozilla.json.view";
 const JSON_VIEW_TYPE = "JSON View";
 const CONTENT_SNIFFER_CATEGORY = "net-content-sniffers";
 
+function isTopLevelLoad(request) {
+  let loadInfo = request.loadInfo;
+  if (loadInfo && loadInfo.isTopLevelLoad) {
+    return (request.loadFlags & Ci.nsIChannel.LOAD_DOCUMENT_URI);
+  }
+  return false;
+}
+
 /**
  * This component represents a sniffer (implements nsIContentSniffer
  * interface) responsible for changing top level 'application/json'
@@ -33,24 +38,21 @@ const CONTENT_SNIFFER_CATEGORY = "net-content-sniffers";
  * This internal type is consequently rendered by JSON View component
  * that represents the JSON through a viewer interface.
  */
-var Sniffer = Class({
-  extends: Unknown,
+function Sniffer() {}
 
-  interfaces: [
-    "nsIContentSniffer",
-  ],
+Sniffer.prototype = {
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentSniffer]),
 
   get wrappedJSObject() {
     return this;
   },
 
   getMIMETypeFromContent: function (request, data, length) {
-    // JSON View is enabled only for top level loads only.
-    if (!NetworkHelper.isTopLevelLoad(request)) {
-      return "";
-    }
-
     if (request instanceof Ci.nsIChannel) {
+      // JSON View is enabled only for top level loads only.
+      if (!isTopLevelLoad(request)) {
+        return "";
+      }
       try {
         if (request.contentDisposition ==
           Ci.nsIChannel.DISPOSITION_ATTACHMENT) {
@@ -69,19 +71,23 @@ var Sniffer = Class({
 
     return "";
   }
-});
+};
 
-var service = xpcom.Service({
-  id: components.ID(CLASS_ID),
-  contract: CONTRACT_ID,
-  Component: Sniffer,
-  register: false,
-  unregister: false
-});
+const Factory = {
+  createInstance: function (outer, iid) {
+    if (outer) {
+      throw Cr.NS_ERROR_NO_AGGREGATION;
+    }
+    return new Sniffer();
+  }
+};
 
 function register() {
-  if (!xpcom.isRegistered(service)) {
-    xpcom.register(service);
+  if (!registrar.isCIDRegistered(CLASS_ID)) {
+    registrar.registerFactory(CLASS_ID,
+      CLASS_DESCRIPTION,
+      CONTRACT_ID,
+      Factory);
     categoryManager.addCategoryEntry(CONTENT_SNIFFER_CATEGORY, JSON_VIEW_TYPE,
       CONTRACT_ID, false, false);
     return true;
@@ -91,10 +97,10 @@ function register() {
 }
 
 function unregister() {
-  if (xpcom.isRegistered(service)) {
+  if (registrar.isCIDRegistered(CLASS_ID)) {
+    registrar.unregisterFactory(CLASS_ID, Factory);
     categoryManager.deleteCategoryEntry(CONTENT_SNIFFER_CATEGORY,
       JSON_VIEW_TYPE, false);
-    xpcom.unregister(service);
     return true;
   }
   return false;