Whether to apply backing style to the displayed text or not

• disabled - Do not use backing
• enabled - Use backing style

enum Efl.Text_Style_Backing_Type {
    disabled: 0,
    enabled
}

typedef enum {
    EFL_TEXT_STYLE_BACKING_TYPE_DISABLED = 0,
    EFL_TEXT_STYLE_BACKING_TYPE_ENABLED
} Efl_Text_Style_Backing_Type;