Merge "Revert "Disable TTS temporarily in wayland environment"" into tizen

diff --cc scl/utils/linux/sclutils-linux.cpp
index c051482,d553e13..13d4612
--- 1/scl/utils/linux/sclutils-linux.cpp
--- 2/scl/utils/linux/sclutils-linux.cpp
+++ b/scl/utils/linux/sclutils-linux.cpp
@@@ -87,10 -84,9 +84,9 @@@ static Eina_Bool _get_default_zone_geom
  #endif
  void accessibility_changed_cb(keynode_t *key, void* data)
  {
- #ifndef WAYLAND
      int r;
 -    int enabled;
 -    if (vconf_get_int(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS, &enabled)) {
 +    int enabled = 0;
 +    if (vconf_get_int(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS, &enabled) == 0) {
          LOGD("VCONFKEY_SETAPPL_ACCESSIBILITY_TTS : %d, (%p)", enabled, tts);
          if (enabled) {
              if (tts == NULL) {