kill HAVE_POSIX_FILEMAP

Bug: 18315579
Change-Id: I7a20ad40dc0ec121f0e84202831e6019005104e7

core/combo/include/arch/windows/AndroidConfig.h

@@ -78,18 +78,6 @@
 /* TODO: replace references to this. */
 #define HAVE_WIN32_IPC
 
-/*
- * Memory-mapping model. Choose one:
- *
- * HAVE_POSIX_FILEMAP - use the Posix sys/mmap.h
- * HAVE_WIN32_FILEMAP - use Win32 filemaps
- */
-#ifdef __CYGWIN__
-#define  HAVE_POSIX_FILEMAP
-#else
-#define  HAVE_WIN32_FILEMAP
-#endif
-
 /*
  * Define this if you have <termio.h>
  */