Forgot a variable declaration

git-svn-id: http://svn.freepascal.org/svn/fpc/branches/svenbarth@28688 3ad0048d-3df7-0310-abae-a5850022a9f2
Extract functionality that is shared between the metadata files for units (PPU) and for packages (PCP) into a parent class called tentryfile

+ add new unit entfile which contains the new tentryfile class and related types and constants
* ppu.pas:
    - remove methods, fields, types and constants which were moved to entfile.pas
    * replace the parts of tppuheader shared with tentryheader by a field of type tentryheader
fppu.pas, pmodules.pas, utils/ppumove.pp, utils/ppuutils/ppudump.pp:
    + add entfile to uses
    * adjust access to common header fields
node.pas, symdef.pas, symsym.pas, symtable.pas, wpoinfo.pas, utils/ppufiles.pp:
    + add entfile to uses

git-svn-id: http://svn.freepascal.org/svn/fpc/branches/svenbarth@28689 3ad0048d-3df7-0310-abae-a5850022a9f2