Merge 129106 - REGRESSION(r127727): Can't navigate between months with arrow keys in calendar picker

Source/WebCore/Resources/pagepopups/calendarPicker.js

 "use strict";
 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 967 matching lines @@
                 break;
             }
         }
     }
 };
 
 /**
  * @return {!boolean}
  */
 DaysTable.prototype._maybeSetPreviousMonth = function() {
-    var year = global.yearMonthController.year();
-    var month = global.yearMonthController.month();
+    var year = this.picker.yearMonthController.year();
+    var month = this.picker.yearMonthController.month();
     var thisMonthStartTime = createUTCDate(year, month, 1).getTime();
-    if (this.minimumDate.getTime() >= thisMonthStartTime)
+    if (this.picker.minimumDate.getTime() >= thisMonthStartTime)
         return false;
     if (month == 0) {
         year--;
         month = 11;
     } else
         month--;
     this._navigateToMonthWithAnimation(year, month);
     return true;
 };
 
 /**
  * @return {!boolean}
  */
 DaysTable.prototype._maybeSetNextMonth = function() {
-    var year = global.yearMonthController.year();
-    var month = global.yearMonthController.month();
+    var year = this.picker.yearMonthController.year();
+    var month = this.picker.yearMonthController.month();
     if (month == 11) {
         year++;
         month = 0;
     } else
         month++;
     var nextMonthStartTime = createUTCDate(year, month, 1).getTime();
     if (this.picker.maximumDate.getTime() < nextMonthStartTime)
         return false;
     this._navigateToMonthWithAnimation(year, month);
     return true;
@@ skipping 166 matching lines @@
     global.hadKeyEvent = true;
     $("main").classList.remove(ClassNames.NoFocusRing);
 }
 
 if (window.dialogArguments) {
     initialize(dialogArguments);
 } else {
     window.addEventListener("message", handleMessage, false);
     window.setTimeout(handleArgumentsTimeout, 1000);
 }