cogl-path: Add a symbols file

This is used for exporting symbols when Cogl-Path becomes a DLL (.so)
of its own, so one can use and process this file with a preprocessor for
e.g. and generate a .def file that can be used for this purpose.  Dist the
symbols file as well.

Reviewed-by: Neil Roberts <neil@linux.intel.com>
(cherry picked from commit 5037d81a1c68cfa9a052b9b081187e717b59b54b)

cogl-path/Makefile.am

@@ -48,6 +48,7 @@ source_c = \
 EXTRA_DIST += \
 	$(srcdir)/tesselator/README 		\
 	$(srcdir)/tesselator/priorityq-heap.c	\
+	$(srcdir)/cogl-path.symbols		\
 	$(NULL)
 
 source_1_x_h = \

cogl-path/cogl-path.symbols

@@ -0,0 +1,55 @@
+/* cogl1-path-functions.h */
+cogl_clip_push_from_path
+cogl_clip_push_from_path_preserve
+cogl_get_path
+cogl_is_path
+cogl_path_arc
+cogl_path_close
+cogl_path_copy
+cogl_path_curve_to
+cogl_path_ellipse
+cogl_path_fill
+cogl_path_fill_preserve
+cogl_path_get_fill_rule
+cogl_path_line
+cogl_path_line_to
+cogl_path_move_to
+cogl_path_new
+cogl_path_polygon
+cogl_path_polyline
+cogl_path_rectangle
+cogl_path_rel_curve_to
+cogl_path_rel_line_to
+cogl_path_rel_move_to
+cogl_path_round_rectangle
+cogl_path_set_fill_rule
+cogl_path_stroke
+cogl_path_stroke_preserve
+cogl_set_path
+
+/* cogl2-path-functions.h */
+cogl_framebuffer_fill_path
+cogl_framebuffer_push_path_clip
+cogl_framebuffer_stroke_path
+cogl2_path_arc
+cogl2_path_close
+cogl2_path_curve_to
+cogl2_path_ellipse
+cogl2_path_fill
+cogl2_path_get_fill_rule
+cogl2_path_line
+cogl2_path_line_to
+cogl2_path_move_to
+cogl2_path_new
+cogl2_path_polygon
+cogl2_path_polyline
+cogl2_path_rectangle
+cogl2_path_rel_curve_to
+cogl2_path_rel_line_to
+cogl2_path_rel_move_to
+cogl2_path_round_rectangle
+cogl2_path_set_fill_rule
+cogl2_path_stroke
+
+/* cogl-path-enums.h-contents may change as header is generated */
+cogl_path_fill_rule_get_type