[codeview] Don't dump type stream bytes unless asked to

llvm-svn: 268271
diff --git a/llvm/tools/llvm-readobj/COFFDumper.cpp b/llvm/tools/llvm-readobj/COFFDumper.cpp
index 56c83c2..67d7f9f 100644
--- a/llvm/tools/llvm-readobj/COFFDumper.cpp
+++ b/llvm/tools/llvm-readobj/COFFDumper.cpp
@@ -1982,7 +1982,8 @@
   W.printNumber("Section", SectionName, Obj->getSectionID(Section));
   StringRef Data;
   error(Section.getContents(Data));
-  W.printBinaryBlock("Data", Data);
+  if (opts::CodeViewSubsectionBytes)
+    W.printBinaryBlock("Data", Data);
 
   unsigned Magic = *reinterpret_cast<const ulittle32_t *>(Data.data());
   W.printHex("Magic", Magic);