In-progress work: refactoring PAL not to be instanced.

This removes a lot of useless passing around of the PAL object.

src/xenia/core/mmap.h

@@ -12,7 +12,6 @@
 
 #include <xenia/common.h>
 #include <xenia/core/file.h>
-#include <xenia/core/pal.h>
 #include <xenia/core/ref.h>
 
 
@@ -20,8 +19,7 @@ struct xe_mmap;
 typedef struct xe_mmap* xe_mmap_ref;
 
 
-xe_mmap_ref xe_mmap_open(xe_pal_ref pal, const xe_file_mode mode,
-                         const xechar_t *path,
+xe_mmap_ref xe_mmap_open(const xe_file_mode mode, const xechar_t *path,
                          const size_t offset, const size_t length);
 xe_mmap_ref xe_mmap_retain(xe_mmap_ref mmap);
 void xe_mmap_release(xe_mmap_ref mmap);