[llvm] [DebugNames] Implement Entry::GetParentEntry query (PR #78760)

[Felipe de Azevedo Piovezan via llvm-commits]

================
@@ -609,6 +620,13 @@ class DWARFDebugNames : public DWARFAcceleratorTable {
 
     Expected<Entry> getEntry(uint64_t *Offset) const;
 
+    // Returns the Entry at the relative `Offset` from the start of the Entry
+    // pool.
+    Expected<Entry> getEntryAtRelativeOffset(uint64_t Offset) const {
----------------
felipepiovezan wrote:

I should make these comments `///`

https://github.com/llvm/llvm-project/pull/78760