[C++11] Add overloads for externally used OwningPtr functions.

This will allow external callers of these functions to switch over time
rather than forcing a breaking change all a once. These particular
functions were determined by building clang/lld/lldb.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202959 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/MC/MCDisassembler.h

@@ -123,6 +123,11 @@ public:
                                    void *DisInfo,
                                    MCContext *Ctx,
                                    OwningPtr<MCRelocationInfo> &RelInfo);
+  void setupForSymbolicDisassembly(LLVMOpInfoCallback GetOpInfo,
+                                   LLVMSymbolLookupCallback SymbolLookUp,
+                                   void *DisInfo,
+                                   MCContext *Ctx,
+                                   std::unique_ptr<MCRelocationInfo> &RelInfo);
 
   LLVMOpInfoCallback getLLVMOpInfoCallback() const { return GetOpInfo; }
   LLVMSymbolLookupCallback getLLVMSymbolLookupCallback() const {