Rename ascii to one-byte where applicable.

src/ast-value-factory.cc

Index: src/ast-value-factory.cc
diff --git a/src/ast-value-factory.cc b/src/ast-value-factory.cc
index 7b5158971f0829984f5a71c3ad9cfdcc1016d1cc..ea8474ff52f6c81db9124be8a7af3edefed969c9 100644
--- a/src/ast-value-factory.cc
+++ b/src/ast-value-factory.cc
@@ -249,7 +249,7 @@ const AstRawString* AstValueFactory::GetTwoByteString(
 const AstRawString* AstValueFactory::GetString(Handle<String> literal) {
   DisallowHeapAllocation no_gc;
   String::FlatContent content = literal->GetFlatContent();
-  if (content.IsAscii()) {
+  if (content.IsOneByte()) {
     return GetOneByteString(content.ToOneByteVector());
   }
   DCHECK(content.IsTwoByte());