address v0.4.4 reviewer comments about namespace pollution

src/chrome/content/overlay.js

@@ -1,4 +1,5 @@
 /* -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+"use strict";
 
 Components.utils.import("resource://firetray/commons.js");
 Components.utils.import("resource://firetray/FiretrayHandler.jsm");
@@ -8,7 +9,7 @@ if ("undefined" == typeof(Ci)) var Ci = Components.interfaces;
 if ("undefined" == typeof(Cu)) var Cu = Components.utils;
 
 // can't use 'log': don't pollute global (chrome) namespace
-let ftlog = firetray.Logging.getLogger("firetray.Chrome");
+let firetray_log = firetray.Logging.getLogger("firetray.Chrome");
 
 // https://groups.google.com/group/mozilla.dev.extensions/browse_thread/thread/e89e9c2a834ff2b6#
 var firetrayChrome = { // each new window gets a new firetrayChrome !
@@ -19,15 +20,15 @@ var firetrayChrome = { // each new window gets a new firetrayChrome !
   onLoad: function(win) {
     this.strings = document.getElementById("firetray-strings"); // chrome-specific
 
-    ftlog.debug("Handler initialized: "+firetray.Handler.initialized);
+    firetray_log.debug("Handler initialized: "+firetray.Handler.initialized);
     let init = firetray.Handler.initialized || firetray.Handler.init();
 
-    ftlog.debug("ONLOAD"); firetray.Handler.dumpWindows();
+    firetray_log.debug("ONLOAD"); firetray.Handler.dumpWindows();
     this.winId = firetray.Handler.registerWindow(win);
 
     win.addEventListener('close', firetrayChrome.onClose, true);
 
-    ftlog.debug('Firetray LOADED: ' + init);
+    firetray_log.debug('Firetray LOADED: ' + init);
     return true;
   },
 
@@ -37,8 +38,8 @@ var firetrayChrome = { // each new window gets a new firetrayChrome !
    icon) */
   onQuit: function(win) {
     firetray.Handler.unregisterWindow(win);
-    ftlog.info("windowsCount="+firetray.Handler.windowsCount+", visibleWindowsCount="+firetray.Handler.visibleWindowsCount);
+    firetray_log.info("windowsCount="+firetray.Handler.windowsCount+", visibleWindowsCount="+firetray.Handler.visibleWindowsCount);
-    ftlog.debug('Firetray UNLOADED !');
+    firetray_log.debug('Firetray UNLOADED !');
   },
 
   /* until we find a fix (TODO), we need to set browser.tabs.warnOnClose=false
@@ -47,23 +48,24 @@ var firetrayChrome = { // each new window gets a new firetrayChrome !
    use trying to set warnOnClose=false temporarily in onClose, since onClose is
    called *after* the popup */
   onClose: function(event) {
-    ftlog.debug('Firetray CLOSE');
+    firetray_log.debug('Firetray CLOSE');
     let win = event.originalTarget;
     if (!win instanceof ChromeWindow)
       throw new TypeError('originalTarget not a ChromeWindow');
 
     let hides_on_close = firetray.Utils.prefService.getBoolPref('hides_on_close');
-    ftlog.debug('hides_on_close: '+hides_on_close);
+    firetray_log.debug('hides_on_close: '+hides_on_close);
     if (hides_on_close) {
       let hides_single_window = firetray.Utils.prefService.getBoolPref('hides_single_window');
       let hides_last_only = firetray.Utils.prefService.getBoolPref('hides_last_only');
-      ftlog.debug('hides_single_window='+hides_single_window+', windowsCount='+firetray.Handler.windowsCount);
+      firetray_log.debug('hides_single_window='+hides_single_window+', windowsCount='+firetray.Handler.windowsCount);
       if (hides_last_only && (firetray.Handler.windowsCount > 1)) return;
 
-      if (hides_single_window) {
+      if (hides_single_window)
         firetray.Handler.hideWindow(firetrayChrome.winId);
-      } else
+      else
         firetray.Handler.hideAllWindows();
+
       event && event.preventDefault();
     }
   }
@@ -74,12 +76,12 @@ var firetrayChrome = { // each new window gets a new firetrayChrome !
 // https://developer.mozilla.org/en/XUL_School/JavaScript_Object_Management.html
 // https://developer.mozilla.org/en/Extensions/Performance_best_practices_in_extensions#Removing_Event_Listeners
 window.addEventListener(
-  'load', function (e) {
+  'load', function removeOnloadListener(e) {
-    removeEventListener('load', arguments.callee, true);
+    removeEventListener('load', removeOnloadListener, true);
     firetrayChrome.onLoad(this); },
   false);
 window.addEventListener(
-  'unload', function (e) {
+  'unload', function removeOnUnloadListener(e) {
-    removeEventListener('unload', arguments.callee, true);
+    removeEventListener('unload', removeOnUnloadListener, true);
     firetrayChrome.onQuit(this); },
   false);

src/chrome/content/overlay.xul

@@ -9,7 +9,7 @@
   </stringbundleset>
 
   <keyset>
-    <key id="key_debug" key="P" modifiers="control alt shift"
+    <key id="firetray_key_debug" key="P" modifiers="control alt shift"
          oncommand="window.openDialog('chrome://firetray/content/options.xul',
                     '', 'chrome,titlebar,toolbar,centerscreen', 'pane3');" />
   </keyset>