[librsvg] render_pango_layout(): Remove unused function

[Federico Mena Quintero <federico src gnome org>]

commit e16bc1e3df235984abed4ac4dce3691dde994e72
Author: Federico Mena Quintero <federico gnome org>
Date:   Thu Feb 22 13:25:02 2018 -0600

    render_pango_layout(): Remove unused function

 rust/src/drawing_ctx.rs | 14 --------------
 1 file changed, 14 deletions(-)
---
diff --git a/rust/src/drawing_ctx.rs b/rust/src/drawing_ctx.rs
index b013bd01..93ae444c 100644
--- a/rust/src/drawing_ctx.rs
+++ b/rust/src/drawing_ctx.rs
@@ -50,11 +50,6 @@ extern "C" {
 
     fn rsvg_drawing_ctx_get_pango_context(draw_ctx: *const RsvgDrawingCtx) -> *mut pango_sys::PangoContext;
 
-    fn rsvg_drawing_ctx_render_pango_layout(draw_ctx: *const RsvgDrawingCtx,
-                                            layout: *const pango_sys::PangoLayout,
-                                            x: f64,
-                                            y: f64);
-
     fn rsvg_drawing_ctx_add_clipping_rect (draw_ctx: *const RsvgDrawingCtx,
                                            x: f64,
                                            y: f64,
@@ -213,15 +208,6 @@ pub fn get_pango_context(draw_ctx: *const RsvgDrawingCtx) -> pango::Context {
     }
 }
 
-pub fn render_pango_layout(draw_ctx: *const RsvgDrawingCtx,
-                           layout: pango::Layout,
-                           x: f64,
-                           y: f64) {
-    unsafe {
-        rsvg_drawing_ctx_render_pango_layout(draw_ctx, layout.to_glib_none().0, x, y);
-    }
-}
-
 pub fn add_clipping_rect (draw_ctx: *const RsvgDrawingCtx,
                           x: f64,
                           y: f64,