dirstate-item: replace call to new_possibly_dirty

The constructor is on its way out, so we inline the last relevant call before
dropping it.

Differential Revision: https://phab.mercurial-scm.org/D11604

mercurial/pure/parsers.py

@@ -156,7 +156,7 b' class DirstateItem(object):'
             if size == FROM_P2:
                 return cls(wc_tracked=True, p2_info=True)
             elif size == NONNORMAL:
-                return cls.new_possibly_dirty()
+                return cls(wc_tracked=True, p1_tracked=True)
             elif mtime == AMBIGUOUS_TIME:
                 instance = cls.new_normal(mode, size, 42)
                 instance._mtime = None

rust/hg-core/src/dirstate/entry.rs

@@ -75,7 +75,11 b' impl DirstateEntry {'
                         mtime: None,
                     }
                 } else if size == SIZE_NON_NORMAL {
-                    Self::new_possibly_dirty()
+                    Self {
+                        flags: Flags::WDIR_TRACKED | Flags::P1_TRACKED,
+                        mode_size: None,
+                        mtime: None,
+                    }
                 } else if mtime == MTIME_UNSET {
                     Self {
                         flags: Flags::WDIR_TRACKED | Flags::P1_TRACKED,