Fix compile error for DisassemblerLLVMC.cpp.
Patch by Dmitry Vyukov <dvyukov@google.com>.

Also add the relevant files to the Xcode project.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@150991 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp b/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp
index ed9b4e7..70e706b 100644
--- a/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp
+++ b/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.cpp
@@ -516,7 +516,8 @@
     {        
         Address reference_address;
         
-        Target *target = m_exe_scope->CalculateTarget();
+        TargetSP target_sp (m_exe_scope->CalculateTarget());
+        Target *target = target_sp.get();
         
         if (target)
         {