Remove all calls to hildon_helper_set_logical_* from within Hildon

Remove all calls to hildon_helper_set_logical_* from within Hildon

* hildon/hildon-text-view.c
(+set_logical_color, +hildon_text_view_style_set)
(hildon_text_view_refresh_contents, hildon_text_view_class_init)
(hildon_text_view_init)
* hildon/hildon-entry.c
(+set_logical_color, +hildon_entry_style_set)
(hildon_entry_show_placeholder, hildon_entry_hide_placeholder)
(hildon_entry_class_init, hildon_entry_init)
* hildon/hildon-button.c
(+set_logical_font, +set_logical_color)
(hildon_button_style_set, hildon_button_init)
(hildon_button_set_arrangement, hildon_button_set_style):
Remove all calls to hildon_helper_set_logical_font() and
hildon_helper_set_logical_color(), which are recursive, from
within Hildon.

Fixes: NB#123409 (Showing dialog consumes significant amount of
time)