return not empty string but Raphael object if browser does not support svg and vml

Author: a-pertsev

dev/raphael.core.js

@@ -323,7 +323,8 @@ define(["eve"], function(eve) {
         b = d.firstChild;
         b.style.behavior = "url(#default#VML)";
         if (!(b && typeof b.adj == "object")) {
-            return (R.type = E);
+            R.type = E;
+            return R;
         }
         d = null;
     }

raphael-min.js

@@ -398,7 +398,8 @@ return /******/ (function(modules) { // webpackBootstrap
 	        b = d.firstChild;
 	        b.style.behavior = "url(#default#VML)";
 	        if (!(b && typeof b.adj == "object")) {
-	            return (R.type = E);
+	            R.type = E;
+	            return R;
 	        }
 	        d = null;
 	    }

raphael-nodeps-min.js

@@ -398,7 +398,8 @@ return /******/ (function(modules) { // webpackBootstrap
 	        b = d.firstChild;
 	        b.style.behavior = "url(#default#VML)";
 	        if (!(b && typeof b.adj == "object")) {
-	            return (R.type = E);
+	            R.type = E;
+	            return R;
 	        }
 	        d = null;
 	    }