internal.c,programmer.h: Remove dead code

pci_dev_find_filter() isn't in upstream and is unused.
Drop some rot under '#if 0' that isn't in upstream either.

BUG=b:139258259
BRANCH=none
TEST=builds

Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Change-Id: I5141fa6b8b6648fae9a80eae82a56d6cb51b6a7c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/flashrom/+/2195523
Commit-Queue: Edward O'Callaghan <quasisec@chromium.org>
Tested-by: Edward O'Callaghan <quasisec@chromium.org>
Auto-Submit: Edward O'Callaghan <quasisec@chromium.org>
Reviewed-by: Sam McNally <sammc@chromium.org>
diff --git a/internal.c b/internal.c
index 5ba04c6..ea683f9 100644
--- a/internal.c
+++ b/internal.c
@@ -24,17 +24,6 @@
 #include "hwaccess.h"
 
 #if NEED_PCI == 1
-struct pci_dev *pci_dev_find_filter(struct pci_filter filter)
-{
-	struct pci_dev *temp;
-
-	for (temp = pacc->devices; temp; temp = temp->next)
-		if (pci_filter_match(&filter, temp))
-			return temp;
-
-	return NULL;
-}
-
 struct pci_dev *pci_dev_find_vendorclass(uint16_t vendor, uint16_t devclass)
 {
 	struct pci_dev *temp;
@@ -102,11 +91,6 @@
 void probe_superio(void)
 {
 	probe_superio_ite();
-#if 0
-	/* Winbond Super I/O code is not yet available. */
-	if (superio.vendor == SUPERIO_VENDOR_NONE)
-		superio = probe_superio_winbond();
-#endif
 }
 
 int superio_count = 0;
diff --git a/programmer.h b/programmer.h
index b06b7be..c35a6e3 100644
--- a/programmer.h
+++ b/programmer.h
@@ -320,7 +320,6 @@
 #endif
 #if NEED_PCI == 1
 struct pci_filter;
-struct pci_dev *pci_dev_find_filter(struct pci_filter filter);
 struct pci_dev *pci_dev_find_vendorclass(uint16_t vendor, uint16_t devclass);
 struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,