[Object] Change object::SectionRef::getContents() to return Expected<StringRef>

Expected<ArrayRef<uint8_t>> may be better but use Expected<StringRef> for now.

Follow-up of D61781.

llvm-svn: 360876

1 files changed, 4 insertions, 3 deletions

diff --git a/llvm/tools/llvm-dwp/llvm-dwp.cpp b/llvm/tools/llvm-dwp/llvm-dwp.cpp
index 2d6bd7f..9715ee3 100644
--- a/llvm/tools/llvm-dwp/llvm-dwp.cpp
+++ b/llvm/tools/llvm-dwp/llvm-dwp.cpp
@@ -410,9 +410,10 @@ static Error handleSection(
   if (std::error_code Err = Section.getName(Name))
     return errorCodeToError(Err);
 
-  StringRef Contents;
-  if (auto Err = Section.getContents(Contents))
-    return errorCodeToError(Err);
+  Expected<StringRef> ContentsOrErr = Section.getContents();
+  if (!ContentsOrErr)
+    return ContentsOrErr.takeError();
+  StringRef Contents = *ContentsOrErr;
 
   if (auto Err = handleCompressedSection(UncompressedSections, Name, Contents))
     return Err;