[Patch, ARM]Update the usages of Tag_ABI_HardFP_use per the latest EABI

[Nicholas Clifton]

Hi Terry,

> 2015-01-28  Terry Guo  <terry.guo@arm.com>
>
> 	* bfd/elf32-arm.c (elf32_arm_merge_eabi_attributes): Update how we
> merge Tag_ABI_HardFP_use.
>
> 2015-01-28  Terry Guo  <terry.guo@arm.com>
>
> 	* binutils/readelf.c (arm_attr_tag_ABI_HardFP_use): Update how we
> display it.
>
> 2015-01-28  Terry Guo  <terry.guo@arm.com>
>
> 	* ld/testsuite/ld-arm/attr-merge-3.attr: Remove Tag_ABI_HardFP_use.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-10.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-10r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-12.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-12r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-13.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-13r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-14.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-14r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-6.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-6r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-7.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-7r.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-8.d: Likewise.
> 	* ld/testsuite/ld-arm/attr-merge-vfp-8r.d: Likewise.

Approved - please apply.

Cheers
   Nick