[binutils-gdb] Rename emit_insn to aarch64_emit_insn

[sergiodj+buildbot@redhat.com]

*** TEST RESULTS FOR COMMIT e1c587c312c6347d8f14a019b79e4de0181de599 ***

Author: Yao Qi <yao.qi@linaro.org>
Branch: master
Commit: e1c587c312c6347d8f14a019b79e4de0181de599

Rename emit_insn to aarch64_emit_insn

As emit_insn becomes extern, the prefix "aarch64_" is needed.  This
patch renames emit_insn to aarch64_emit_insn.

gdb:

2015-10-12  Yao Qi  <yao.qi@linaro.org>

	* arch/aarch64-insn.c (emit_insn): Rename to ...
	(aarch64_emit_insn): ... it.  All callers updated.

gdb/gdbserver:

2015-10-12  Yao Qi  <yao.qi@linaro.org>

	* linux-aarch64-low.c: Update all callers of function renaming
	from emit_insn to aarch64_emit_insn.