C/C++ overlay: use files table instead of overlayChangedFiles for overlay discard
#35508
| Job | Run time |
|---|---|
| 16s | |
| 13m 27s | |
| 13m 43s |
overlayChangedFiles for overlay discard
#35508
| Job | Run time |
|---|---|
| 16s | |
| 13m 27s | |
| 13m 43s |