Remove useless check for crypto methods

services/sync/modules/service.js

@@ -529,7 +529,6 @@ WeaveSvc.prototype = {
 
   verifyPassphrase: function WeaveSvc_verifyPassphrase(username, password, passphrase)
     this._catch(this._notify("verify-passphrase", "", function() {
-      if ('verifyPassphrase' in Svc.Crypto) {
       this._log.debug("Verifying passphrase");
       this.username = username;
       ID.get("WeaveID").setTempPassword(password);
@@ -545,7 +544,6 @@ WeaveSvc.prototype = {
         // this means no keys are present (or there's a network error)
         return true;
       }
-      }
       return true;
     }))(),