Merge "Set the layout of seekbar as the preference_iconless_slider and remove the higher speech rate preference variables. The layout is changed to preference_iconless_slider so that the speech rate slider layout is same as the layout of seekbars in android settings." into nyc-dev am: b17a56e07f
am: 7a5e279957

* commit '7a5e2799577d50978016572ccb03e55d2654be84':
  Set the layout of seekbar as the preference_iconless_slider and remove the higher speech rate preference variables. The layout is changed to preference_iconless_slider so that the speech rate slider layout is same as the layout of seekbars in android settings.