bfd/

	bfd/
	* elf32-arm.c (elf32_arm_stub_long_branch_any_any_pic): Rename
	to elf32_arm_stub_long_branch_any_arm_pic.
	(elf32_arm_stub_long_branch_any_thumb_pic): New.
	(enum elf32_arm_stub_type, arm_type_of_stub)
	(arm_size_one_stub): Handle any to ARM PIC and any to Thumb PIC
	separately.

	ld/testsuite/
	* ld-arm/farcall-arm-thumb-blx-pic-veneer.d,
	ld-arm/farcall-arm-thumb-pic-veneer.d,
	ld-arm/farcall-thumb-thumb-blx-pic-veneer.d: Update for fixed
	Thumb PIC stub.