[Utils] Added isListenerSet to nativeManager.

Change-Id: I88519f28ace57aa74ddcfea502e0b2aa0c4f3403
Signed-off-by: Tomasz Marciniak <t.marciniak@samsung.com>

diff --git a/src/utils/utils_api.js b/src/utils/utils_api.js
index 9e24b37b6820d5aa98859634ce6497b3c03a78db..4fe5286204360c18bf3f05a6455f70e4a675459f 100644 (file)
--- a/src/utils/utils_api.js
+++ b/src/utils/utils_api.js
@@ -793,6 +793,10 @@ NativeManager.prototype.removeListener = function(name) {
   }
 };
 
+NativeManager.prototype.isListenerSet = function(name) {
+  return this.listeners_.hasOwnProperty(name);
+};
+
 NativeManager.prototype.isSuccess = function(result) {
   return (result.status !== 'error');
 };