pdb: mention gimp_edit_fill() in the gimp_drawable_fill() docs

The gimp_drawable_fill() already mentioned the bucket fill tool.
However the procedure that the developer is most likely looking
for is gimp_edit_fill(), so mention that as well.

app/pdb/drawable-cmds.c

@@ -2397,7 +2397,7 @@ register_drawable_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-drawable-fill",
                                      "Fill the drawable with the specified fill mode.",
-                                     "This procedure fills the drawable. If the fill mode is foreground the current foreground color is used. If the fill mode is background, the current background color is used. If the fill type is white, then white is used. Transparent fill only affects layers with an alpha channel, in which case the alpha channel is set to transparent. If the drawable has no alpha channel, it is filled to white. No fill leaves the drawable's contents undefined. This procedure is unlike the bucket fill tool because it fills regardless of a selection. Its main purpose is to fill a newly created drawable before adding it to the image. This operation cannot be undone.",
+                                     "This procedure fills the drawable. If the fill mode is foreground the current foreground color is used. If the fill mode is background, the current background color is used. If the fill type is white, then white is used. Transparent fill only affects layers with an alpha channel, in which case the alpha channel is set to transparent. If the drawable has no alpha channel, it is filled to white. No fill leaves the drawable's contents undefined. This procedure is unlike 'gimp-edit-fill' or the bucket fill tool because it fills regardless of a selection. Its main purpose is to fill a newly created drawable before adding it to the image. This operation cannot be undone.",
                                      "Spencer Kimball & Peter Mattis",
                                      "Spencer Kimball & Peter Mattis",
                                      "1995-1996",

libgimp/gimpdrawable_pdb.c

@@ -1153,9 +1153,10 @@ gimp_drawable_set_pixel (gint32        drawable_ID,
  * with an alpha channel, in which case the alpha channel is set to
  * transparent. If the drawable has no alpha channel, it is filled to
  * white. No fill leaves the drawable's contents undefined. This
- * procedure is unlike the bucket fill tool because it fills regardless
+ * procedure is unlike gimp_edit_fill() or the bucket fill tool because
- * of a selection. Its main purpose is to fill a newly created drawable
+ * it fills regardless of a selection. Its main purpose is to fill a
- * before adding it to the image. This operation cannot be undone.
+ * newly created drawable before adding it to the image. This operation
+ * cannot be undone.
  *
  * Returns: TRUE on success.
  */

tools/pdbgen/pdb/drawable.pdb

@@ -126,9 +126,10 @@ channel, in which case the alpha channel is set to transparent. If the
 drawable has no alpha channel, it is filled to white. No fill leaves
 the drawable's contents undefined.
 
-This procedure is unlike the bucket fill tool because it fills
+This procedure is unlike gimp_edit_fill() or the bucket fill tool
-regardless of a selection. Its main purpose is to fill a newly created
+because it fills regardless of a selection. Its main purpose is to
-drawable before adding it to the image. This operation cannot be undone.
+fill a newly created drawable before adding it to the image. This
+operation cannot be undone.
 HELP
 
     &std_pdb_misc;