Removed redundant functions getPageX and getPageY

lib/util.js

@@ -431,58 +431,6 @@ exports.getAbsoluteTop = function(elem) {
   return elem.getBoundingClientRect().top + window.pageYOffset;
 };
 
-/**
- * Get the absolute, vertical mouse position from an event.
- * @param {Event} event
- * @return {Number} pageY
- */
-exports.getPageY = function(event) {
-  if ('pageY' in event) {
-    return event.pageY;
-  }
-  else {
-    var clientY;
-    if (('targetTouches' in event) && event.targetTouches.length) {
-      clientY = event.targetTouches[0].clientY;
-    }
-    else {
-      clientY = event.clientY;
-    }
-
-    var doc = document.documentElement;
-    var body = document.body;
-    return clientY +
-        ( doc && doc.scrollTop || body && body.scrollTop || 0 ) -
-        ( doc && doc.clientTop || body && body.clientTop || 0 );
-  }
-};
-
-/**
- * Get the absolute, horizontal mouse position from an event.
- * @param {Event} event
- * @return {Number} pageX
- */
-exports.getPageX = function(event) {
-  if ('pageY' in event) {
-    return event.pageX;
-  }
-  else {
-    var clientX;
-    if (('targetTouches' in event) && event.targetTouches.length) {
-      clientX = event.targetTouches[0].clientX;
-    }
-    else {
-      clientX = event.clientX;
-    }
-
-    var doc = document.documentElement;
-    var body = document.body;
-    return clientX +
-        ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
-        ( doc && doc.clientLeft || body && body.clientLeft || 0 );
-  }
-};
-
 /**
  * add a className to the given elements style
  * @param {Element} elem