[DWARF v5][NFC]: Refactor DebugRnglists to prepare for the support of the DW_AT_ranges
 attribute in conjunction with .debug_rnglists.

Reviewers: JDevlieghere
 
Differential Revision: https://reviews.llvm.org/D45307

llvm-svn: 329345
diff --git a/llvm/lib/DebugInfo/DWARF/DWARFContext.cpp b/llvm/lib/DebugInfo/DWARF/DWARFContext.cpp
index 2e36034..b3564f0 100644
--- a/llvm/lib/DebugInfo/DWARF/DWARFContext.cpp
+++ b/llvm/lib/DebugInfo/DWARF/DWARFContext.cpp
@@ -499,7 +499,7 @@
                                    isLittleEndian(), 0);
     uint32_t Offset = 0;
     while (rnglistData.isValidOffset(Offset)) {
-      DWARFDebugRnglists Rnglists;
+      DWARFDebugRnglistTable Rnglists;
       uint32_t TableOffset = Offset;
       if (Error Err = Rnglists.extract(rnglistData, &Offset)) {
         errs() << "error: " + toString(std::move(Err)) << '\n';