Implementing an Options class for EvaluateExpression() in order to make the signature more compact and make it easy to 'just run an expression'

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@163239 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/API/SBValue.cpp b/source/API/SBValue.cpp
index 21f24a2..46f5e07 100644
--- a/source/API/SBValue.cpp
+++ b/source/API/SBValue.cpp
@@ -732,14 +732,12 @@
             Target* target = exe_ctx.GetTargetPtr();
             if (target)
             {
+                Target::EvaluateExpressionOptions options;
+                options.SetKeepInMemory(true);
                 target->EvaluateExpression (expression,
                                             exe_ctx.GetFramePtr(),
-                                            eExecutionPolicyOnlyWhenNeeded,
-                                            false, // coerce to id
-                                            true, // unwind on error
-                                            true, // keep in memory
-                                            eNoDynamicValues,
-                                            new_value_sp);
+                                            new_value_sp,
+                                            options);
                 if (new_value_sp)
                 {
                     new_value_sp->SetName(ConstString(name));