Fix build by not counting pseudo private props as part of the isVarUsed result and accounting for findWhere.

Former-commit-id: 974c3a31de0222b9239be0a5a9c4a7b5c5e41913

test/test-build.js

@@ -318,7 +318,6 @@
     'unzip'
   ];
 
-
   /** List of all Lo-Dash methods */
   var lodashMethods = allMethods.slice();