gl-renderer: Rename gl_renderer_create to gl_renderer_display_create

No functional change. This patch only renames gl_renderer_create() to
gl_renderer_display_create(), which is something more descriptive of
what the function does.

Signed-off-by: Miguel A Vico Moya <mvicomoya@nvidia.com>
Reviewed-by: James Jones <jajones@nvidia.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
diff --git a/libweston/compositor-wayland.c b/libweston/compositor-wayland.c
index d26360e..869659c 100644
--- a/libweston/compositor-wayland.c
+++ b/libweston/compositor-wayland.c
@@ -2349,12 +2349,12 @@
 	}
 
 	if (!b->use_pixman) {
-		if (gl_renderer->create(compositor,
-					EGL_PLATFORM_WAYLAND_KHR,
-					b->parent.wl_display,
-					gl_renderer->alpha_attribs,
-					NULL,
-					0) < 0) {
+		if (gl_renderer->display_create(compositor,
+						EGL_PLATFORM_WAYLAND_KHR,
+						b->parent.wl_display,
+						gl_renderer->alpha_attribs,
+						NULL,
+						0) < 0) {
 			weston_log("Failed to initialize the GL renderer; "
 				   "falling back to pixman.\n");
 			b->use_pixman = true;