Encapsulate implementation of CMtaOleClipboard under win32.

This class is used only for win32 clipboard implementation.  Better
move it to where only the win32 implementation code can access it.

dtrans/Library_sysdtrans.mk

@@ -66,8 +66,8 @@ $(eval $(call gb_Library_add_exception_objects,sysdtrans,\
 	dtrans/source/win32/clipb/WinClipbImpl \
 	dtrans/source/win32/clipb/WinClipboard \
 	dtrans/source/win32/clipb/wcbentry \
+	dtrans/source/win32/clipb/MtaOleClipb \
 	dtrans/source/win32/misc/ImplHelper \
-	dtrans/source/win32/mtaole/MtaOleClipb \
 ))
 
 # vim: set noet sw=4 ts=4:

dtrans/source/win32/clipb/MtaOleClipb.cxx

@@ -47,7 +47,7 @@
 //#define UNICODE
 #include <osl/diagnose.h>
 
-#include "../../inc/MtaOleClipb.hxx"
+#include "MtaOleClipb.hxx"
 #include <osl/conditn.hxx>
 
 #include <wchar.h>

dtrans/source/win32/clipb/WinClipbImpl.hxx

@@ -39,7 +39,7 @@
 #include <com/sun/star/datatransfer/XTransferable.hpp>
 #include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
 #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
-#include "../../inc/MtaOleClipb.hxx"
+#include "MtaOleClipb.hxx"
 
 #if defined _MSC_VER
 #pragma warning(push,1)