Use params from epp_session.js

Use bundled params instead of passing individual arguments through
epp_session.js.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=136384801

java/google/registry/ui/js/registrar/console.js

@@ -47,10 +47,15 @@ goog.forwardDeclare('registry.Component');
  * @final
  */
 registry.registrar.Console = function(params) {
+  /**
+   * @type {!Object}
+   */
+  // We have to define this before creating an EppSession because EppSession's
+  // constructor expects us to have it as an attribute.
+  this.params = params;
+
   registry.registrar.Console.base(
-      this, 'constructor',
-      new registry.registrar.EppSession(this, params.xsrfToken,
-                                        params.clientId));
+      this, 'constructor', new registry.registrar.EppSession(this));
 
   /**
    * Component that's currently embedded in the page.
@@ -63,11 +68,6 @@ registry.registrar.Console = function(params) {
   //      ready here.
   this.history.setEnabled(true);
 
-  /**
-   * @type {!Object}
-   */
-  this.params = params;
-
   /**
    * Last active nav element.
    * @type {Element}