; Fix style of error messages in pdumper.c

* src/pdumper.c (dump_buffer, dump_do_dump_relocation)
(dump_native_comp_unit): Make the style of error messages more
consistent.

src/pdumper.c

@@ -2864,7 +2864,7 @@ dump_buffer (struct dump_context *ctx, const struct buffer *in_buffer)
   if (!itree_empty_p (buffer->overlays))
     {
       /* We haven't implemented the code to dump overlays.  */
-      error ("Dumping overlays in buffers is not yet implemented.  Aborting...");
+      error ("dumping overlays is not yet implemented");
     }
   else
     out->overlays = NULL;
@@ -2958,7 +2958,7 @@ dump_native_comp_unit (struct dump_context *ctx,
 		       struct Lisp_Native_Comp_Unit *comp_u)
 {
   if (!CONSP (comp_u->file))
-    error ("Trying to dump non fixed-up eln file");
+    error ("trying to dump non fixed-up eln file");
 
   /* Have function documentation always lazy loaded to optimize load-time.  */
   comp_u->data_fdoc_v = Qnil;
@@ -5356,11 +5356,11 @@ dump_do_dump_relocation (const uintptr_t dump_base,
 	  dump_ptr (dump_base, reloc_offset);
 	comp_u->lambda_gc_guard_h = CALLN (Fmake_hash_table, QCtest, Qeq);
 	if (STRINGP (comp_u->file))
-	  error ("Trying to load incoherent dumped eln file %s",
+	  error ("trying to load incoherent dumped eln file %s",
 		 SSDATA (comp_u->file));
 
 	if (!CONSP (comp_u->file))
-	  error ("Incoherent compilation unit for dump was dumped");
+	  error ("incoherent compilation unit for dump was dumped");
 
 	/* emacs_execdir is always unibyte, but the file names in
 	   comp_u->file could be multibyte, so we need to encode