Add a generic API to return the Concrete type for a given abstract type

name and the execution context in which it is realized.

llvm-svn: 252240

lldb/include/lldb/Target/LanguageRuntime.h

@@ -55,6 +55,16 @@ public:
                               Address &address,
                               Value::ValueType &value_type) = 0;
     
+    // This call should return a CompilerType given a generic type name
+    // and an ExecutionContextScope in which one can actually fetch
+    // any specialization information required.
+    virtual CompilerType
+    GetConcreteType (ExecutionContextScope *exe_scope,
+                     ConstString abstract_type_name)
+    {
+        return CompilerType();
+    }
+    
     // This should be a fast test to determine whether it is likely that this value would
     // have a dynamic type.
     virtual bool