Create a new #PangoGlyphString.
Return: the newly allocated #PangoGlyphString, which should be freed with pango_glyph_string_free().
ConstructionException GTK+ fails to create the object.
See Implementation
Create a new #PangoGlyphString.
Return: the newly allocated #PangoGlyphString, which should be freed with pango_glyph_string_free().