frv/PCI: Remove stray pci_{alloc,free}_consistent() declaration

FRV doesn't implement pci_{alloc,free}_consistent(), so remove the
declarations for them.

Signed-off-by: Christoph Hellwig <[e-mail]>
Signed-off-by: Bjorn Helgaas <[e-mail]>
Acked-by: David S. Miller <[e-mail]>
Acked-by: David Howells <[e-mail]>

arch/frv/include/asm/pci.h

···
 				 size_t size, int direction);
 #endif
 
-extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
-				  dma_addr_t *dma_handle);
-
-extern void pci_free_consistent(struct pci_dev *hwdev, size_t size,
-				void *vaddr, dma_addr_t dma_handle);
-
 /* Return the index of the PCI controller for device PDEV. */
 #define pci_controller_num(PDEV)	(0)