Revert "add getHosts method to Browsers bean"

This reverts commit acdbc06.

Author: innokenty

config/src/main/java/ru/qatools/gridrouter/config/WithHosts.java

@@ -1,17 +1,24 @@
 package ru.qatools.gridrouter.config;
 
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 /**
  * @author Dmitry Baev [email protected]
  * @author Innokenty Shuvalov [email protected]
  */
-public interface WithRoutesMap extends WithHosts {
+public interface WithRoutesMap {
+
+    List<Browser> getBrowsers();
 
     default Map<String, String> getRoutesMap() {
-        Map<String, String> routes = new HashMap<>();
-        getHosts().forEach(h -> routes.put(h.getRouteId(), h.getRoute()));
+        HashMap<String, String> routes = new HashMap<>();
+        getBrowsers().stream()
+                .flatMap(b -> b.getVersions().stream())
+                .flatMap(v -> v.getRegions().stream())
+                .flatMap(r -> r.getHosts().stream())
+                .forEach(h -> routes.put(h.getRouteId(), h.getRoute()));
         return routes;
     }
 }