From faf87d992455280182edef015c8733313744a739 Mon Sep 17 00:00:00 2001
From: Scott González <scott.gonzalez@gmail.com>
Date: Mon, 20 Oct 2014 19:29:35 -0400
Subject: Core: Remove .zIndex()

Fixes #9156
---
 ui/core.js | 29 -----------------------------
 1 file changed, 29 deletions(-)

(limited to 'ui/core.js')

diff --git a/ui/core.js b/ui/core.js
index 652884e6b..5e5f6d574 100644
--- a/ui/core.js
+++ b/ui/core.js
@@ -223,35 +223,6 @@ $.fn.extend({
 
 	enableSelection: function() {
 		return this.unbind( ".ui-disableSelection" );
-	},
-
-	zIndex: function( zIndex ) {
-		if ( zIndex !== undefined ) {
-			return this.css( "zIndex", zIndex );
-		}
-
-		if ( this.length ) {
-			var elem = $( this[ 0 ] ), position, value;
-			while ( elem.length && elem[ 0 ] !== document ) {
-				// Ignore z-index if position is set to a value where z-index is ignored by the browser
-				// This makes behavior of this function consistent across browsers
-				// WebKit always returns auto if the element is positioned
-				position = elem.css( "position" );
-				if ( position === "absolute" || position === "relative" || position === "fixed" ) {
-					// IE returns 0 when zIndex is not specified
-					// other browsers return a string
-					// we ignore the case of nested elements with an explicit value of 0
-					// <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
-					value = parseInt( elem.css( "zIndex" ), 10 );
-					if ( !isNaN( value ) && value !== 0 ) {
-						return value;
-					}
-				}
-				elem = elem.parent();
-			}
-		}
-
-		return 0;
 	}
 });
 
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