Revert "[lldb/DWARF] Simplify DIE extraction code slightly"

This reverts commit 1b96e133cf5215cb9ebfe7f14630f479c1611f22 due to
failures on windows.

GitOrigin-RevId: 1a2d25fcdd732fc3326c1e9a9729b3b2b08b5d17
1 file changed