Removed not needed variables and routed ui_file
stream correctly.

gdb/

2013-08-05  Keven Boell  <keven.boell@intel.com>
	* dwarf2loc.c (dwarf2_disassemble): route
	struct ui_file stream to function call.
	* dwarf2loc.c (maintenance_dwarf2_vla_command):
	remove not needed variables.

Change-Id: Ife9c8b7a7fb2ae2a2c2dd8d840105cf943eabf8e
Signed-off-by: Keven Boell <keven.boell@intel.com>