Remove obsolete getPref helpers.

2 files changed, 35 insertions, 82 deletions

diff --git a/toolkit/mozapps/update/content/updates.js b/toolkit/mozapps/update/content/updates.js
index 6e8de7275..9996014b5 100644
--- a/toolkit/mozapps/update/content/updates.js
+++ b/toolkit/mozapps/update/content/updates.js
@@ -85,28 +85,6 @@ function openUpdateURL(event) {
 }
 
 /**
- * Gets a preference value, handling the case where there is no default.
- * @param   func
- *          The name of the preference function to call, on nsIPrefBranch
- * @param   preference
- *          The name of the preference
- * @param   defaultValue
- *          The default value to return in the event the preference has
- *          no setting
- * @returns The value of the preference, or undefined if there was no
- *          user or default value.
- */
-function getPref(func, preference, defaultValue) {
-  try {
-    return Services.prefs[func](preference);
-  }
-  catch (e) {
-    LOG("General", "getPref - failed to get preference: " + preference);
-  }
-  return defaultValue;
-}
-
-/**
  * A set of shared data and control functions for the wizard as a whole.
  */
 var gUpdates = {
@@ -320,7 +298,7 @@ var gUpdates = {
   onLoad: function() {
     this.wiz = document.documentElement;
 
-    gLogEnabled = getPref("getBoolPref", PREF_APP_UPDATE_LOG, false);
+    gLogEnabled = Services.prefs.getBoolPref(PREF_APP_UPDATE_LOG, false);
 
     this.strings = document.getElementById("updateStrings");
     var brandStrings = document.getElementById("brandStrings");
@@ -601,7 +579,7 @@ var gNoUpdatesPage = {
     LOG("gNoUpdatesPage", "onPageShow - could not select an appropriate " +
         "update. Either there were no updates or |selectUpdate| failed");
 
-    if (getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true))
+    if (Services.prefs.getBoolPref(PREF_APP_UPDATE_ENABLED, true))
       document.getElementById("noUpdatesAutoEnabled").hidden = false;
     else
       document.getElementById("noUpdatesAutoDisabled").hidden = false;
@@ -1309,7 +1287,7 @@ var gFinishedPage = {
       moreElevatedLinkLabel.setAttribute("hidden", "false");
     }
 
-    if (getPref("getBoolPref", PREF_APP_UPDATE_TEST_LOOP, false)) {
+    if (Services.prefs.getBoolPref(PREF_APP_UPDATE_TEST_LOOP, false)) {
       setTimeout(function () { gUpdates.wiz.getButton("finish").click(); },
                  UPDATE_TEST_LOOP_INTERVAL);
     }
diff --git a/toolkit/mozapps/update/nsUpdateService.js b/toolkit/mozapps/update/nsUpdateService.js
index 4e2d66a5c..8b0167de6 100644
--- a/toolkit/mozapps/update/nsUpdateService.js
+++ b/toolkit/mozapps/update/nsUpdateService.js
@@ -164,7 +164,7 @@ XPCOMUtils.defineLazyModuleGetter(this, "UpdateUtils",
                                   "resource://gre/modules/UpdateUtils.jsm");
 
 XPCOMUtils.defineLazyGetter(this, "gLogEnabled", function aus_gLogEnabled() {
-  return getPref("getBoolPref", PREF_APP_UPDATE_LOG, false);
+  return Services.prefs.getBoolPref(PREF_APP_UPDATE_LOG, false);
 });
 
 XPCOMUtils.defineLazyGetter(this, "gUpdateBundle", function aus_gUpdateBundle() {
@@ -494,7 +494,7 @@ XPCOMUtils.defineLazyGetter(this, "gCanStageUpdatesSession", function aus_gCSUS(
  */
 function getCanStageUpdates() {
   // If staging updates are disabled, then just bail out!
-  if (!getPref("getBoolPref", PREF_APP_UPDATE_STAGING_ENABLED, false)) {
+  if (!Services.prefs.getBoolPref(PREF_APP_UPDATE_STAGING_ENABLED, false)) {
     LOG("getCanStageUpdates - staging updates is disabled by preference " +
         PREF_APP_UPDATE_STAGING_ENABLED);
     return false;
@@ -514,7 +514,7 @@ XPCOMUtils.defineLazyGetter(this, "gCanCheckForUpdates", function aus_gCanCheckF
   // If the administrator has disabled app update and locked the preference so
   // users can't check for updates. This preference check is ok in this lazy
   // getter since locked prefs don't change until the application is restarted.
-  var enabled = getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true);
+  var enabled = Services.prefs.getBoolPref(PREF_APP_UPDATE_ENABLED, true);
   if (!enabled && Services.prefs.prefIsLocked(PREF_APP_UPDATE_ENABLED)) {
     LOG("gCanCheckForUpdates - unable to automatically check for updates, " +
         "the preference is disabled and admistratively locked.");
@@ -551,27 +551,6 @@ function LOG(string) {
 }
 
 /**
- * Gets a preference value, handling the case where there is no default.
- * @param   func
- *          The name of the preference function to call, on nsIPrefBranch
- * @param   preference
- *          The name of the preference
- * @param   defaultValue
- *          The default value to return in the event the preference has
- *          no setting
- * @return  The value of the preference, or undefined if there was no
- *          user or default value.
- */
-function getPref(func, preference, defaultValue) {
-  try {
-    return Services.prefs[func](preference);
-  }
-  catch (e) {
-  }
-  return defaultValue;
-}
-
-/**
  * Convert a string containing binary values to hex.
  */
 function binaryToHex(input) {
@@ -898,16 +877,15 @@ function handleUpdateFailure(update, errorCode) {
   }
 
   if (update.errorCode == ELEVATION_CANCELED) {
-    let cancelations = getPref("getIntPref", PREF_APP_UPDATE_CANCELATIONS, 0);
+    let cancelations = Services.prefs.getIntPref(PREF_APP_UPDATE_CANCELATIONS, 0);
     cancelations++;
     Services.prefs.setIntPref(PREF_APP_UPDATE_CANCELATIONS, cancelations);
     if (AppConstants.platform == "macosx") {
-      let osxCancelations = getPref("getIntPref",
-                                  PREF_APP_UPDATE_CANCELATIONS_OSX, 0);
+      let osxCancelations = Services.prefs.getIntPref(PREF_APP_UPDATE_CANCELATIONS_OSX, 0);
       osxCancelations++;
       Services.prefs.setIntPref(PREF_APP_UPDATE_CANCELATIONS_OSX,
                                 osxCancelations);
-      let maxCancels = getPref("getIntPref",
+      let maxCancels = Services.prefs.getIntPref(
                                PREF_APP_UPDATE_CANCELATIONS_OSX_MAX,
                                DEFAULT_CANCELATIONS_OSX_MAX);
       // Prevent the preference from setting a value greater than 5.
@@ -1177,8 +1155,8 @@ function Update(update) {
   this.showNeverForVersion = false;
   this.unsupported = false;
   this.channel = "default";
-  this.promptWaitTime = getPref("getIntPref", PREF_APP_UPDATE_PROMPTWAITTIME, 43200);
-  this.backgroundInterval = getPref("getIntPref", PREF_APP_UPDATE_BACKGROUNDINTERVAL,
+  this.promptWaitTime = Services.prefs.getIntPref(PREF_APP_UPDATE_PROMPTWAITTIME, 43200);
+  this.backgroundInterval = Services.prefs.getIntPref(PREF_APP_UPDATE_BACKGROUNDINTERVAL,
                                     DOWNLOAD_BACKGROUND_INTERVAL);
 
   // Null <update>, assume this is a message container and do no
@@ -1558,7 +1536,7 @@ UpdateService.prototype = {
         break;
       case "nsPref:changed":
         if (data == PREF_APP_UPDATE_LOG) {
-          gLogEnabled = getPref("getBoolPref", PREF_APP_UPDATE_LOG, false);
+          gLogEnabled = Services.prefs.getBoolPref(PREF_APP_UPDATE_LOG, false);
         }
         break;
       case "profile-change-net-teardown": // fall thru
@@ -1795,11 +1773,11 @@ UpdateService.prototype = {
     // Send the error code to telemetry
     AUSTLMY.pingCheckExError(this._pingSuffix, update.errorCode);
     update.errorCode = BACKGROUNDCHECK_MULTIPLE_FAILURES;
-    let errCount = getPref("getIntPref", PREF_APP_UPDATE_BACKGROUNDERRORS, 0);
+    let errCount = Services.prefs.getIntPref(PREF_APP_UPDATE_BACKGROUNDERRORS, 0);
     errCount++;
     Services.prefs.setIntPref(PREF_APP_UPDATE_BACKGROUNDERRORS, errCount);
     // Don't allow the preference to set a value greater than 20 for max errors.
-    let maxErrors = Math.min(getPref("getIntPref", PREF_APP_UPDATE_BACKGROUNDMAXERRORS, 10), 20);
+    let maxErrors = Math.min(Services.prefs.getIntPref(PREF_APP_UPDATE_BACKGROUNDMAXERRORS, 10), 20);
 
     if (errCount >= maxErrors) {
       let prompter = Cc["@mozilla.org/updates/update-prompt;1"].
@@ -1969,7 +1947,7 @@ UpdateService.prototype = {
         AUSTLMY.pingCheckCode(this._pingSuffix,
                               AUSTLMY.CHK_INVALID_DEFAULT_URL);
       }
-    } else if (!getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true)) {
+    } else if (!Services.prefs.getBoolPref(PREF_APP_UPDATE_ENABLED, true)) {
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_PREF_DISABLED);
     } else if (!hasUpdateMutex()) {
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_NO_MUTEX);
@@ -2027,7 +2005,7 @@ UpdateService.prototype = {
       // (see bug 350636).
       let neverPrefName = PREFBRANCH_APP_UPDATE_NEVER + aUpdate.appVersion;
       if (aUpdate.showNeverForVersion &&
-          getPref("getBoolPref", neverPrefName, false)) {
+          Services.prefs.getBoolPref(neverPrefName, false)) {
         LOG("UpdateService:selectUpdate - skipping update because the " +
             "preference " + neverPrefName + " is true");
         lastCheckCode = AUSTLMY.CHK_UPDATE_NEVER_PREF;
@@ -2058,7 +2036,7 @@ UpdateService.prototype = {
     let update = minorUpdate || majorUpdate;
     if (AppConstants.platform == "macosx" && update) {
       if (getElevationRequired()) {
-        let installAttemptVersion = getPref("getCharPref",
+        let installAttemptVersion = Services.prefs.getCharPref(
                                             PREF_APP_UPDATE_ELEVATE_VERSION,
                                             null);
         if (vc.compare(installAttemptVersion, update.appVersion) != 0) {
@@ -2072,12 +2050,9 @@ UpdateService.prototype = {
             Services.prefs.clearUserPref(PREF_APP_UPDATE_ELEVATE_NEVER);
           }
         } else {
-          let numCancels = getPref("getIntPref",
-                                   PREF_APP_UPDATE_CANCELATIONS_OSX, 0);
-          let rejectedVersion = getPref("getCharPref",
-                                        PREF_APP_UPDATE_ELEVATE_NEVER, "");
-          let maxCancels = getPref("getIntPref",
-                                   PREF_APP_UPDATE_CANCELATIONS_OSX_MAX,
+          let numCancels = Services.prefs.getIntPref(PREF_APP_UPDATE_CANCELATIONS_OSX, 0);
+          let rejectedVersion = Services.prefs.getCharPref(PREF_APP_UPDATE_ELEVATE_NEVER, "");
+          let maxCancels = Services.prefs.getIntPref(PREF_APP_UPDATE_CANCELATIONS_OSX_MAX,
                                    DEFAULT_CANCELATIONS_OSX_MAX);
           if (numCancels >= maxCancels) {
             LOG("UpdateService:selectUpdate - the user requires elevation to " +
@@ -2136,7 +2111,7 @@ UpdateService.prototype = {
       return;
     }
 
-    var updateEnabled = getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true);
+    var updateEnabled = Services.prefs.getBoolPref(PREF_APP_UPDATE_ENABLED, true);
     if (!updateEnabled) {
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_PREF_DISABLED);
       LOG("UpdateService:_selectAndInstallUpdate - not prompting because " +
@@ -2152,7 +2127,7 @@ UpdateService.prototype = {
     if (update.unsupported) {
       LOG("UpdateService:_selectAndInstallUpdate - update not supported for " +
           "this system");
-      if (!getPref("getBoolPref", PREF_APP_UPDATE_NOTIFIEDUNSUPPORTED, false)) {
+      if (!Services.prefs.getBoolPref(PREF_APP_UPDATE_NOTIFIEDUNSUPPORTED, false)) {
         LOG("UpdateService:_selectAndInstallUpdate - notifying that the " +
             "update is not supported for this system");
         this._showPrompt(update);
@@ -2193,7 +2168,7 @@ UpdateService.prototype = {
       return;
     }
 
-    if (!getPref("getBoolPref", PREF_APP_UPDATE_AUTO, true)) {
+    if (!Services.prefs.getBoolPref(PREF_APP_UPDATE_AUTO, true)) {
       LOG("UpdateService:_selectAndInstallUpdate - prompting because silent " +
           "install is disabled");
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_SHOWPROMPT_PREF);
@@ -2733,7 +2708,7 @@ UpdateManager.prototype = {
     Services.obs.notifyObservers(null, "update-staged", update.state);
 
     // Only prompt when the UI isn't already open.
-    let windowType = getPref("getCharPref", PREF_APP_UPDATE_ALTWINDOWTYPE, null);
+    let windowType = Services.prefs.getCharPref(PREF_APP_UPDATE_ALTWINDOWTYPE, null);
     if (Services.wm.getMostRecentWindow(UPDATE_WINDOW_NAME) ||
         windowType && Services.wm.getMostRecentWindow(windowType)) {
       return;
@@ -2813,7 +2788,7 @@ Checker.prototype = {
     this._forced = force;
 
     // Use the override URL if specified.
-    let url = getPref("getCharPref", PREF_APP_UPDATE_URL_OVERRIDE, null);
+    let url = Services.prefs.getCharPref(PREF_APP_UPDATE_URL_OVERRIDE, null);
 
     // Otherwise, construct the update URL from component parts.
     if (!url) {
@@ -3016,7 +2991,7 @@ Checker.prototype = {
    */
   _enabled: true,
   get enabled() {
-    return getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true) &&
+    return Services.prefs.getBoolPref(PREF_APP_UPDATE_ENABLED, true) &&
            gCanCheckForUpdates && hasUpdateMutex() && this._enabled;
   },
 
@@ -3502,11 +3477,11 @@ Downloader.prototype = {
     var shouldRegisterOnlineObserver = false;
     var shouldRetrySoon = false;
     var deleteActiveUpdate = false;
-    var retryTimeout = getPref("getIntPref", PREF_APP_UPDATE_SOCKET_RETRYTIMEOUT,
+    var retryTimeout = Services.prefs.getIntPref(PREF_APP_UPDATE_SOCKET_RETRYTIMEOUT,
                                DEFAULT_SOCKET_RETRYTIMEOUT);
     // Prevent the preference from setting a value greater than 10000.
     retryTimeout = Math.min(retryTimeout, 10000);
-    var maxFail = getPref("getIntPref", PREF_APP_UPDATE_SOCKET_MAXERRORS,
+    var maxFail = Services.prefs.getIntPref(PREF_APP_UPDATE_SOCKET_MAXERRORS,
                           DEFAULT_SOCKET_MAX_ERRORS);
     // Prevent the preference from setting a value greater than 20.
     maxFail = Math.min(maxFail, 20);
@@ -3762,7 +3737,7 @@ UpdatePrompt.prototype = {
    * See nsIUpdateService.idl
    */
   showUpdateAvailable: function UP_showUpdateAvailable(update) {
-    if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
+    if (Services.prefs.getBoolPref(PREF_APP_UPDATE_SILENT, false) ||
         this._getUpdateWindow() || this._getAltUpdateWindow()) {
       return;
     }
@@ -3775,7 +3750,7 @@ UpdatePrompt.prototype = {
    * See nsIUpdateService.idl
    */
   showUpdateDownloaded: function UP_showUpdateDownloaded(update, background) {
-    if (background && getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false)) {
+    if (background && Services.prefs.getBoolPref(PREF_APP_UPDATE_SILENT, false)) {
       return;
     }
     // Trigger the display of the hamburger menu badge.
@@ -3797,7 +3772,7 @@ UpdatePrompt.prototype = {
    * See nsIUpdateService.idl
    */
   showUpdateError: function UP_showUpdateError(update) {
-    if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
+    if (Services.prefs.getBoolPref(PREF_APP_UPDATE_SILENT, false) ||
         this._getAltUpdateWindow())
       return;
 
@@ -3840,7 +3815,7 @@ UpdatePrompt.prototype = {
    * See nsIUpdateService.idl
    */
   showUpdateElevationRequired: function UP_showUpdateElevationRequired() {
-    if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
+    if (Services.prefs.getBoolPref(PREF_APP_UPDATE_SILENT, false) ||
         this._getAltUpdateWindow()) {
       return;
     }
@@ -3864,7 +3839,7 @@ UpdatePrompt.prototype = {
    * application update user interface window.
    */
   _getAltUpdateWindow: function UP__getAltUpdateWindow() {
-    let windowType = getPref("getCharPref", PREF_APP_UPDATE_ALTWINDOWTYPE, null);
+    let windowType = Services.prefs.getCharPref(PREF_APP_UPDATE_ALTWINDOWTYPE, null);
     if (!windowType)
       return null;
     return Services.wm.getMostRecentWindow(windowType);
@@ -3916,7 +3891,7 @@ UpdatePrompt.prototype = {
       var idleService = Cc["@mozilla.org/widget/idleservice;1"].
                         getService(Ci.nsIIdleService);
       // Don't allow the preference to set a value greater than 600 seconds for the idle time.
-      const IDLE_TIME = Math.min(getPref("getIntPref", PREF_APP_UPDATE_IDLETIME, 60), 600);
+      const IDLE_TIME = Math.min(Services.prefs.getIntPref(PREF_APP_UPDATE_IDLETIME, 60), 600);
       if (idleService.idleTime / 1000 >= IDLE_TIME) {
         this._showUI(parent, uri, features, name, page, update);
         return;
@@ -3961,7 +3936,7 @@ UpdatePrompt.prototype = {
                       getService(Ci.nsIIdleService);
 
     // Don't allow the preference to set a value greater than 600 seconds for the idle time.
-    const IDLE_TIME = Math.min(getPref("getIntPref", PREF_APP_UPDATE_IDLETIME, 60), 600);
+    const IDLE_TIME = Math.min(Services.prefs.getIntPref(PREF_APP_UPDATE_IDLETIME, 60), 600);
     if (idleService.idleTime / 1000 >= IDLE_TIME) {
       this._showUI(parent, uri, features, name, page, update);
     } else {