Fix test

Author: p-golovin

src/test/php/Gomoob/Pushwoosh/Model/Notification/ChromeTest.php

@@ -89,7 +89,7 @@ public function testJsonSerialize()
             ->setDuration(120)
             ->jsonSerialize();
 
-        $this->assertCount(4, $array);
+        $this->assertCount(5, $array);
         $this->assertSame(3600, $array['chrome_gcm_ttl']);
         $this->assertSame('icon', $array['chrome_icon']);
         $this->assertSame('Title', $array['chrome_title']);