Description:
When saving a document with a new name, the document information "File name" still prints the name of the original file instead of the new filename

Steps to Reproduce:
1. Create a document. Insert > Field > Document > File Name.  
The document filename should display where the field was placed (e.g. in the footer).

2. Save the document.
3. Open document again and SAVE AS with a new filename.
4. Print (or Preview) the document.  


Actual Results:
The "filename" field shows the ORIGINAL filename


Expected Results:
It should show the NEW filename.



Reproducible: Always


User Profile Reset: No



Additional Info:
Version: 6.2.5.2 (x64)
Build ID: 1ec314fa52f458adc18c4f025c545a4e8b22c159
CPU threads: 8; OS: Windows 10.0; UI render: default; VCL: win; 
Locale: en-US (en_US); UI-Language: en-US
Calc: threaded