bfd/

bfd/
        * elf32-arm.c (arm_thumb_arm_v4t_short_branch_stub): Define.
        (elf32_arm_stub_type): Add arm_thumb_arm_v4t_stub_short_branch.
        (arm_type_of_stub): Handle armv4t short branches. Update
        prototype.
        (arm_stub_is_thumb): Handle arm_thumb_arm_v4t_stub_short_branch.
        (arm_build_one_stub): Likewise.
        (arm_size_one_stub): Likewise.
        (elf32_arm_size_stubs): Use new arm_type_of_stub prototype.
        (arm_map_one_stub): Handle arm_thumb_arm_v4t_stub_short_branch.

        ld/testsuite/
        * ld-arm/arm-elf.exp: Add farcall-thumb-arm-short test.
        * ld-arm/farcall-group2.s: Fix comment.
        * ld-arm/farcall-thumb-arm-short.d: New test.
        * ld-arm/farcall-thumb-arm-short.s: New test.