Port everything to class framework

The last patch in the sequence. Every place that was previously
setting prototype has been ported to Lang.Class, to make code more
concise and allow for better toString().

https://bugzilla.gnome.org/show_bug.cgi?id=664436

js/ui/calendar.js

@@ -155,28 +155,24 @@ function _getEventDayAbbreviation(dayNumber) {
 
 // Abstraction for an appointment/event in a calendar
 
-function CalendarEvent(date, end, summary, allDay) {
-    this._init(date, end, summary, allDay);
-}
+const CalendarEvent = new Lang.Class({
+    Name: 'CalendarEvent',
 
-CalendarEvent.prototype = {
     _init: function(date, end, summary, allDay) {
         this.date = date;
         this.end = end;
         this.summary = summary;
         this.allDay = allDay;
     }
-};
+});
 
 // Interface for appointments/events - e.g. the contents of a calendar
 //
 
 // First, an implementation with no events
-function EmptyEventSource() {
-    this._init();
-}
+const EmptyEventSource = new Lang.Class({
+    Name: 'EmptyEventSource',
 
-EmptyEventSource.prototype = {
     _init: function() {
     },
 
@@ -191,7 +187,7 @@ EmptyEventSource.prototype = {
     hasEvents: function(day) {
         return false;
     }
-};
+});
 Signals.addSignalMethods(EmptyEventSource.prototype);
 
 const CalendarServerIface = <interface name="org.gnome.Shell.CalendarServer">
@@ -219,11 +215,6 @@ function CalendarServer() {
     return self;
 }
 
-// an implementation that reads data from a session bus service
-function DBusEventSource() {
-    this._init();
-}
-
 function _datesEqual(a, b) {
     if (a < b)
         return false;
@@ -242,8 +233,10 @@ function _dateIntervalsOverlap(a0, a1, b0, b1)
         return true;
 }
 
+// an implementation that reads data from a session bus service
+const DBusEventSource = new Lang.Class({
+    Name: 'DBusEventSource',
 
-DBusEventSource.prototype = {
     _init: function() {
         this._resetCache();
 
@@ -344,17 +337,15 @@ DBusEventSource.prototype = {
 
         return true;
     }
-};
+});
 Signals.addSignalMethods(DBusEventSource.prototype);
 
 // Calendar:
 // @eventSource: is an object implementing the EventSource API, e.g. the
 // requestRange(), getEvents(), hasEvents() methods and the ::changed signal.
-function Calendar(eventSource) {
-    this._init(eventSource);
-}
+const Calendar = new Lang.Class({
+    Name: 'Calendar',
 
-Calendar.prototype = {
     _init: function(eventSource) {
         if (eventSource) {
             this._eventSource = eventSource;
@@ -620,15 +611,13 @@ Calendar.prototype = {
         if (this._eventSource)
             this._eventSource.requestRange(beginDate, iter, forceReload);
     }
-};
+});
 
 Signals.addSignalMethods(Calendar.prototype);
 
-function EventsList(eventSource) {
-    this._init(eventSource);
-}
+const EventsList = new Lang.Class({
+    Name: 'EventsList',
 
-EventsList.prototype = {
     _init: function(eventSource) {
         this.actor = new St.BoxLayout({ vertical: true, style_class: 'events-header-vbox'});
         this._date = new Date();
@@ -759,4 +748,4 @@ EventsList.prototype = {
             this._showOtherDay(this._date);
         }
     }
-};
+});