diff --git a/core/js/js.js b/core/js/js.js
index 4b09cc4903..16da273c8e 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -1188,199 +1188,6 @@ OC.Notification={
 	}
 };
 
-/**
- * Breadcrumb class
- *
- * @namespace
- *
- * @deprecated will be replaced by the breadcrumb implementation
- * of the files app in the future
- */
-OC.Breadcrumb={
-	container:null,
-	/**
-	 * @todo Write documentation
-	 * @param dir
-	 * @param leafName
-	 * @param leafLink
-	 */
-	show:function(dir, leafName, leafLink){
-		if(!this.container){//default
-			this.container=$('#controls');
-		}
-		this._show(this.container, dir, leafName, leafLink);
-	},
-	_show:function(container, dir, leafname, leaflink){
-		var self = this;
-
-		this._clear(container);
-
-		// show home + path in subdirectories
-		if (dir) {
-			//add home
-			var link = OC.linkTo('files','index.php');
-
-			var crumb=$('<div/>');
-			crumb.addClass('crumb');
-
-			var crumbLink=$('<a/>');
-			crumbLink.attr('href',link);
-
-			var crumbImg=$('<img/>');
-			crumbImg.attr('src',OC.imagePath('core','places/home'));
-			crumbLink.append(crumbImg);
-			crumb.append(crumbLink);
-			container.prepend(crumb);
-
-			//add path parts
-			var segments = dir.split('/');
-			var pathurl = '';
-			jQuery.each(segments, function(i,name) {
-				if (name !== '') {
-					pathurl = pathurl+'/'+name;
-					var link = OC.linkTo('files','index.php')+'?dir='+encodeURIComponent(pathurl);
-					self._push(container, name, link);
-				}
-			});
-		}
-
-		//add leafname
-		if (leafname && leaflink) {
-			this._push(container, leafname, leaflink);
-		}
-	},
-
-	/**
-	 * @todo Write documentation
-	 * @param {string} name
-	 * @param {string} link
-	 */
-	push:function(name, link){
-		if(!this.container){//default
-			this.container=$('#controls');
-		}
-		return this._push(OC.Breadcrumb.container, name, link);
-	},
-	_push:function(container, name, link){
-		var crumb=$('<div/>');
-		crumb.addClass('crumb').addClass('last');
-
-		var crumbLink=$('<a/>');
-		crumbLink.attr('href',link);
-		crumbLink.text(name);
-		crumb.append(crumbLink);
-
-		var existing=container.find('div.crumb');
-		if(existing.length){
-			existing.removeClass('last');
-			existing.last().after(crumb);
-		}else{
-			container.prepend(crumb);
-		}
-		return crumb;
-	},
-
-	/**
-	 * @todo Write documentation
-	 */
-	pop:function(){
-		if(!this.container){//default
-			this.container=$('#controls');
-		}
-		this.container.find('div.crumb').last().remove();
-		this.container.find('div.crumb').last().addClass('last');
-	},
-
-	/**
-	 * @todo Write documentation
-	 */
-	clear:function(){
-		if(!this.container){//default
-			this.container=$('#controls');
-		}
-		this._clear(this.container);
-	},
-	_clear:function(container) {
-		container.find('div.crumb').remove();
-	}
-};
-
-if(typeof localStorage !=='undefined' && localStorage !== null){
-	/**
-	 * User and instance aware localstorage
-	 * @namespace
-	 */
-	OC.localStorage={
-		namespace:'oc_'+OC.currentUser+'_'+OC.webroot+'_',
-
-		/**
-		 * Whether the storage contains items
-		 * @param {string} name
-		 * @return {boolean}
-		 */
-		hasItem:function(name){
-			return OC.localStorage.getItem(name)!==null;
-		},
-
-		/**
-		 * Add an item to the storage
-		 * @param {string} name
-		 * @param {string} item
-		 */
-		setItem:function(name,item){
-			return localStorage.setItem(OC.localStorage.namespace+name,JSON.stringify(item));
-		},
-
-		/**
-		 * Removes an item from the storage
-		 * @param {string} name
-		 * @param {string} item
-		 */
-		removeItem:function(name,item){
-			return localStorage.removeItem(OC.localStorage.namespace+name);
-		},
-
-		/**
-		 * Get an item from the storage
-		 * @param {string} name
-		 * @return {null|string}
-		 */
-		getItem:function(name){
-			var item = localStorage.getItem(OC.localStorage.namespace+name);
-			if(item === null) {
-				return null;
-			} else {
-				return JSON.parse(item);
-			}
-		}
-	};
-}else{
-	//dummy localstorage
-	OC.localStorage={
-		hasItem:function(){
-			return false;
-		},
-		setItem:function(){
-			return false;
-		},
-		getItem:function(){
-			return null;
-		}
-	};
-}
-
-/**
- * prototypical inheritance functions
- * @todo Write documentation
- * usage:
- * MySubObject=object(MyObject)
- */
-function object(o) {
-	function F() {}
-	F.prototype = o;
-	return new F();
-}
-
 /**
  * Initializes core
  */