Merge pull request #3111 from hamishknight/another-one-bites-the-subst

Author: hamishknight

lldb/source/Plugins/TypeSystem/Swift/SwiftASTContext.cpp

@@ -6773,7 +6773,7 @@ CompilerType SwiftASTContext::GetFieldAtIndex(opaque_compiler_type_t type,
       *is_bitfield_ptr = false;
 
     swift::Type child_swift_type = swift_can_type->getTypeOfMember(
-        nominal->getModuleContext(), property, nullptr);
+        nominal->getModuleContext(), property);
     return ToCompilerType(child_swift_type.getPointer());
   }
 
@@ -7177,7 +7177,7 @@ CompilerType SwiftASTContext::GetChildCompilerTypeAtIndex(
     // Find the stored property with this index.
     auto property = stored_properties[idx];
     swift::Type child_swift_type = swift_can_type->getTypeOfMember(
-        nominal->getModuleContext(), property, nullptr);
+        nominal->getModuleContext(), property);
 
     CompilerType child_type = ToCompilerType(child_swift_type.getPointer());
     child_name = property->getBaseName().userFacingName().str();