SBFile support in SBCommandReturnObject

Summary:
This patch add SBFile interfaces to SBCommandReturnObject, and
removes the internal callers of its FILE* interfaces.

Reviewers: JDevlieghere, jasonmolenda, labath

Reviewed By: JDevlieghere

Subscribers: lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D68434

llvm-svn: 374238

lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp

@@ -879,8 +879,9 @@ bool ScriptInterpreterPythonImpl::ExecuteOneLine(
               ::setbuf(outfile_handle, nullptr);
 
             result->SetImmediateOutputFile(
-                debugger.GetOutputFile().GetStream());
-            result->SetImmediateErrorFile(debugger.GetErrorFile().GetStream());
+                debugger.GetOutputStream().GetFileSP());
+            result->SetImmediateErrorFile(
+                debugger.GetErrorStream().GetFileSP());
           }
         }
       }