PCI/MSI: Remove empty pci_msi_init_pci_dev()

4a7cc83167 ("genirq/MSI: Move msi_list from struct pci_dev to struct
device") removed the contents of pci_msi_init_pci_dev().  All
implementation of it are now empty, so remove it completely.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/probe.c

@@ -1601,9 +1601,6 @@ static void pci_init_capabilities(struct pci_dev *dev)
 	/* Enhanced Allocation */
 	pci_ea_init(dev);
 
-	/* MSI/MSI-X list */
-	pci_msi_init_pci_dev(dev);
-
 	/* Setup MSI caps & disable MSI/MSI-X interrupts */
 	pci_msi_setup_pci_dev(dev);