Simplify the CreateDefaultUnwindPlan methods for the x86 and arm unwinders
a bit -- we're creating the UnwindPlan here, we can set the register set to
whatever is convenient for us, no need to handle different register sets.

A handful of small comment fixes I noticed while reading through the code.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@159924 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed