Remove a use of the Subtarget in the darwin ppc asm printer. EmitFunctionStubs is called from doFinalization and so can't depend on the Subtarget existing. It's also irrelevant as we know we're darwin since we're in the darwin asm printer.
Remove a use of the Subtarget in the darwin ppc asm printer.
EmitFunctionStubs is called from doFinalization and so can't
depend on the Subtarget existing. It's also irrelevant as
we know we're darwin since we're in the darwin asm printer.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@230039 91177308-0d34-0410-b5e6-96231b3b80d8

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