Debug Info: pass in DIScope instead of DIDescriptor in createFieldType.

Improve readability. No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@190268 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp
index b01532a..872fb65 100644
--- a/lib/CodeGen/CGDebugInfo.cpp
+++ b/lib/CodeGen/CGDebugInfo.cpp
@@ -788,7 +788,7 @@
                                           AccessSpecifier AS,
                                           uint64_t offsetInBits,
                                           llvm::DIFile tunit,
-                                          llvm::DIDescriptor scope) {
+                                          llvm::DIScope scope) {
   llvm::DIType debugType = getOrCreateType(type, tunit);
 
   // Get the location for the field.