Merge pull request #3 from Telefonica/fix_loop

Avoid infinite loop on coordinator parent identification

Author: dpastor

nestedscrollwebview/src/main/java/com/telefonica/nestedscrollwebview/helper/CoordinatorLayoutChildHelper.kt

@@ -17,15 +17,17 @@ class CoordinatorLayoutChildHelper {
         coordinatorChildView = null
         coordinatorParentView = null
 
-        var childView: View = view
-        while (childView.parent is View && coordinatorParentView == null) {
+        var childView: View? = view
+        while (childView?.parent is View && coordinatorParentView == null) {
             when(val viewParent: ViewParent = childView.parent) {
                 is CoordinatorLayout -> {
                     coordinatorParentView = viewParent
                     coordinatorChildView = childView
                 }
                 is View ->
                     childView = viewParent
+                else ->
+                    childView = null
             }
         }
     }