}, onFailure);
});
};
+
+/**
+ * Runs chrome.test.sendMessage in test environment. Does nothing if running
+ * in production environment.
+ *
+ * @param {string} message Test message to send.
+ */
+WallpaperUtil.testSendMessage = function(message) {
+ var test = chrome.test || window.top.chrome.test;
+ if (test)
+ test.sendMessage(message);
+};