widl: Generate names for imported nameless typedefs.

git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6169 4407c894-4637-0410-b4f5-ada5f102cad1
shtypes.idl: Fixed regressions.

git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6170 4407c894-4637-0410-b4f5-ada5f102cad1
widl: Regenerated parser.tab.c.

git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6171 4407c894-4637-0410-b4f5-ada5f102cad1
uuid.c: Removed duplicated IID entries.

git-svn-id: svn://svn.code.sf.net/p/mingw-w64/code/trunk@6172 4407c894-4637-0410-b4f5-ada5f102cad1