remove tmp var

Author: shortcuts

templates/java/libraries/okhttp-gson/api.mustache

@@ -125,9 +125,7 @@ public class {{classname}} extends ApiClient {
             queryParams.addAll(this.parameterToPair("{{baseName}}", {{paramName}}));
           {{/x-is-custom-request}}
           {{#x-is-custom-request}}
-            Map<String, Object> mapParameters = (Map<String, Object>) parameters;
-
-            for (Map.Entry<String, Object> parameter : mapParameters.entrySet()) {
+            for (Map.Entry<String, Object> parameter : parameters.entrySet()) {
               queryParams.addAll(this.parameterToPair(parameter.getKey(), parameter.getValue().toString()));
             }
           {{/x-is-custom-request}}