Add m-esr52 at 52.6.0

1 files changed, 130 insertions, 0 deletions

diff --git a/dom/ipc/preload.js b/dom/ipc/preload.js
new file mode 100644
index 000000000..10fd15f4a
--- /dev/null
+++ b/dom/ipc/preload.js
@@ -0,0 +1,130 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Preload some things, in an attempt to make app startup faster.
+//
+// This script is run when the preallocated process starts.  It is injected as
+// a frame script.
+
+var BrowserElementIsPreloaded = true;
+
+var DoPreloadPostfork = function(aCallback) {
+  Services.obs.addObserver({
+    _callback: aCallback,
+
+    observe: function() {
+      this._callback();
+      Services.obs.removeObserver(this, "preload-postfork");
+    }
+  }, "preload-postfork", false);
+};
+
+(function (global) {
+  "use strict";
+
+  let Cu = Components.utils;
+  let Cc = Components.classes;
+  let Ci = Components.interfaces;
+
+  Cu.import("resource://gre/modules/AppsUtils.jsm");
+  Cu.import("resource://gre/modules/BrowserElementPromptService.jsm");
+  Cu.import("resource://gre/modules/DOMRequestHelper.jsm");
+  Cu.import("resource://gre/modules/FileUtils.jsm");
+  Cu.import("resource://gre/modules/Geometry.jsm");
+  Cu.import("resource://gre/modules/IndexedDBHelper.jsm");
+  Cu.import("resource://gre/modules/NetUtil.jsm");
+  Cu.import("resource://gre/modules/Services.jsm");
+  Cu.import("resource://gre/modules/SettingsDB.jsm");
+  Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+  Cc["@mozilla.org/appshell/appShellService;1"].getService(Ci["nsIAppShellService"]);
+  Cc["@mozilla.org/appshell/window-mediator;1"].getService(Ci["nsIWindowMediator"]);
+  Cc["@mozilla.org/base/telemetry;1"].getService(Ci["nsITelemetry"]);
+  Cc["@mozilla.org/categorymanager;1"].getService(Ci["nsICategoryManager"]);
+  Cc["@mozilla.org/childprocessmessagemanager;1"].getService(Ci["nsIMessageSender"]);
+  Cc["@mozilla.org/consoleservice;1"].getService(Ci["nsIConsoleService"]);
+  Cc["@mozilla.org/docshell/urifixup;1"].getService(Ci["nsIURIFixup"]);
+  Cc["@mozilla.org/dom/dom-request-service;1"].getService(Ci["nsIDOMRequestService"]);
+  Cc["@mozilla.org/embedcomp/prompt-service;1"].getService(Ci["nsIPromptService"]);
+  Cc["@mozilla.org/embedcomp/window-watcher;1"].getService(Ci["nsIWindowWatcher"]);
+  Cc["@mozilla.org/eventlistenerservice;1"].getService(Ci["nsIEventListenerService"]);
+  Cc["@mozilla.org/focus-manager;1"].getService(Ci["nsIFocusManager"]);
+  Cc["@mozilla.org/intl/nslocaleservice;1"].getService(Ci["nsILocaleService"]);
+  Cc["@mozilla.org/intl/stringbundle;1"].getService(Ci["nsIStringBundleService"]);
+  Cc["@mozilla.org/layout/content-policy;1"].getService(Ci["nsIContentPolicy"]);
+  Cc["@mozilla.org/message-loop;1"].getService(Ci["nsIMessageLoop"]);
+  Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(Ci["mozIJSSubScriptLoader"]);
+  Cc["@mozilla.org/network/application-cache-service;1"].getService(Ci["nsIApplicationCacheService"]);
+  Cc["@mozilla.org/network/dns-service;1"].getService(Ci["nsIDNSService"]);
+  Cc["@mozilla.org/network/effective-tld-service;1"].getService(Ci["nsIEffectiveTLDService"]);
+  Cc["@mozilla.org/network/idn-service;1"].getService(Ci["nsIIDNService"]);
+  Cc["@mozilla.org/network/io-service;1"].getService(Ci["nsIIOService2"]);
+  Cc["@mozilla.org/network/mime-hdrparam;1"].getService(Ci["nsIMIMEHeaderParam"]);
+  Cc["@mozilla.org/network/socket-transport-service;1"].getService(Ci["nsISocketTransportService"]);
+  Cc["@mozilla.org/network/stream-transport-service;1"].getService(Ci["nsIStreamTransportService"]);
+  Cc["@mozilla.org/network/url-parser;1?auth=maybe"].getService(Ci["nsIURLParser"]);
+  Cc["@mozilla.org/network/url-parser;1?auth=no"].getService(Ci["nsIURLParser"]);
+  Cc["@mozilla.org/network/url-parser;1?auth=yes"].getService(Ci["nsIURLParser"]);
+  Cc["@mozilla.org/observer-service;1"].getService(Ci["nsIObserverService"]);
+  Cc["@mozilla.org/preferences-service;1"].getService(Ci["nsIPrefBranch"]);
+  Cc["@mozilla.org/scriptsecuritymanager;1"].getService(Ci["nsIScriptSecurityManager"]);
+  Cc["@mozilla.org/storage/service;1"].getService(Ci["mozIStorageService"]);
+  Cc["@mozilla.org/system-info;1"].getService(Ci["nsIPropertyBag2"]);
+  Cc["@mozilla.org/thread-manager;1"].getService(Ci["nsIThreadManager"]);
+  Cc["@mozilla.org/toolkit/app-startup;1"].getService(Ci["nsIAppStartup"]);
+  Cc["@mozilla.org/uriloader;1"].getService(Ci["nsIURILoader"]);
+  Cc["@mozilla.org/cspcontext;1"].createInstance(Ci["nsIContentSecurityPolicy"]);
+  Cc["@mozilla.org/settingsManager;1"].createInstance(Ci["nsISupports"]);
+
+  /* Applications Specific Helper */
+  try {
+    if (Services.prefs.getBoolPref("dom.sysmsg.enabled")) {
+      Cc["@mozilla.org/system-message-manager;1"].getService(Ci["nsIDOMNavigatorSystemMessages"]);
+    }
+  } catch(e) {
+  }
+
+  try {
+    if (Services.prefs.getBoolPref("dom.mozInputMethod.enabled")) {
+      Services.scriptloader.loadSubScript("chrome://global/content/forms.js", global);
+    }
+  } catch (e) {
+  }
+
+  Services.scriptloader.loadSubScript("chrome://global/content/BrowserElementCopyPaste.js", global);
+  Services.scriptloader.loadSubScript("chrome://global/content/BrowserElementChildPreload.js", global);
+
+  Services.io.getProtocolHandler("app");
+  Services.io.getProtocolHandler("default");
+
+  // Register an observer for topic "preload_postfork" after we fork a content
+  // process.
+  DoPreloadPostfork(function () {
+    // Load AppsServiceChild.jsm after fork since it sends an async message to
+    // the chrome process in its init() function.
+    Cu.import("resource://gre/modules/AppsServiceChild.jsm");
+
+    // Load nsIAppsService after fork since its implementation loads
+    // AppsServiceChild.jsm
+    Cc["@mozilla.org/AppsService;1"].getService(Ci["nsIAppsService"]);
+
+    // Load nsICookieService after fork since it sends an IPC constructor
+    // message to the chrome process.
+    Cc["@mozilla.org/cookieService;1"].getService(Ci["nsICookieService"]);
+
+    // Load nsIPermissionManager after fork since it sends a message to the
+    // chrome process to read permissions.
+    Cc["@mozilla.org/permissionmanager;1"].getService(Ci["nsIPermissionManager"]);
+
+    // Load nsIProtocolProxyService after fork since it asynchronously accesses
+    // the "Proxy Resolution" thread after it's frozen.
+    Cc["@mozilla.org/network/protocol-proxy-service;1"].getService(Ci["nsIProtocolProxyService"]);
+
+    // Call docShell.createAboutBlankContentViewer() after fork since it has IPC
+    // activity in the PCompositor protocol.
+    docShell.createAboutBlankContentViewer(null);
+    docShell.isActive = false;
+  });
+})(this);
+