[LyX/master] Revert "Better handling of different int sizes when computing row crc"

[Jean-Marc Lasgouttes]

commit b87946c11d677ec0cc0135380e89c0636e073d6b
Author: Jean-Marc Lasgouttes <lasgout...@lyx.org>
Date:   Fri Mar 4 00:14:56 2016 +0100

    Revert "Better handling of different int sizes when computing row crc"
    
    This reverts commit 7d163d4e78e9878b42a36018862a25b211c1a41a.
    The commit got pushed by mistake and needs improvements anyway.

diff --git a/src/ParagraphMetrics.cpp b/src/ParagraphMetrics.cpp
index 5a15158..ad217cf 100644
--- a/src/ParagraphMetrics.cpp
+++ b/src/ParagraphMetrics.cpp
@@ -100,14 +100,13 @@ size_t ParagraphMetrics::computeRowSignature(Row const & 
row,
                }
        }
 
-       pos_type const b1[] = { row.sel_beg, row.sel_end };
-       crc.process_bytes(b1, sizeof(b1));
-
        Dimension const & d = row.dimension();
-       char_type const b2[] = { row.begin_margin_sel,
-                                row.end_margin_sel,
-                                d.wid, d.asc, d.des };
-       crc.process_bytes(b2, sizeof(b2));
+       char_type const b[] = { static_cast<char_type>(row.sel_beg),
+                               static_cast<char_type>(row.sel_end),
+                               row.begin_margin_sel,
+                               row.end_margin_sel,
+                               d.wid, d.asc, d.des };
+       crc.process_bytes(b, sizeof(b));
        crc.process_bytes(&row.separator, sizeof(row.separator));
 
        return crc.checksum();