Revert r134921, 134917, 134908 and 134907. They're causing failures
in multiple buildbots.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134936 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/ClangAttrEmitter.cpp b/utils/TableGen/ClangAttrEmitter.cpp
index bca4bb6..26bd878 100644
--- a/utils/TableGen/ClangAttrEmitter.cpp
+++ b/utils/TableGen/ClangAttrEmitter.cpp
@@ -21,19 +21,17 @@
 
 static const std::vector<StringRef>
 getValueAsListOfStrings(Record &R, StringRef FieldName) {
-  const ListInit *List = R.getValueAsListInit(FieldName);
+  ListInit *List = R.getValueAsListInit(FieldName);
   assert (List && "Got a null ListInit");
 
   std::vector<StringRef> Strings;
   Strings.reserve(List->getSize());
 
-  for (ListInit::const_iterator i = List->begin(), e = List->end();
-       i != e;
-       ++i) {
+  for (ListInit::iterator i = List->begin(), e = List->end(); i != e; ++i) {
     assert(*i && "Got a null element in a ListInit");
-    if (const StringInit *S = dynamic_cast<const StringInit *>(*i))
+    if (StringInit *S = dynamic_cast<StringInit *>(*i))
       Strings.push_back(S->getValue());
-    else if (const CodeInit *C = dynamic_cast<const CodeInit *>(*i))
+    else if (CodeInit *C = dynamic_cast<CodeInit *>(*i))
       Strings.push_back(C->getValue());
     else
       assert(false && "Got a non-string, non-code element in a ListInit");