[LyX/master] Minor renaming for clarity.

[Richard Kimberly Heck]

commit fb79552ae04649a4a381bc9f2d92ea77690f8b37
Author: Richard Kimberly Heck <rikih...@lyx.org>
Date:   Wed Sep 11 20:54:51 2019 -0400

    Minor renaming for clarity.
---
 src/Buffer.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index 4f770f1..18fc0d3 100644
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -4638,7 +4638,7 @@ Buffer::ExportStatus Buffer::doExport(string const & 
target, bool put_in_tempdir
                result_file = dest_filename;
        // We need to copy referenced files (e. g. included graphics
        // if format == "dvi") to the result dir.
-       vector<ExportedFile> const files =
+       vector<ExportedFile> const extfiles =
                runparams.exportdata->externalFiles(format);
        string const dest = runparams.export_folder.empty() ?
                onlyPath(result_file) : runparams.export_folder;
@@ -4646,7 +4646,7 @@ Buffer::ExportStatus Buffer::doExport(string const & 
target, bool put_in_tempdir
                                 : force_overwrite == ALL_FILES;
        CopyStatus status = use_force ? FORCE : SUCCESS;
 
-       for (ExportedFile const & exp : files) {
+       for (ExportedFile const & exp : extfiles) {
                if (status == CANCEL) {
                        message(_("Document export cancelled."));
                        return ExportCancel;