Migrate to the `FileEntryRef` overload of `SourceManager::createFileID` (using `FileManager::getOptionalFileRef`) in `ClangExpressionParser::ParseInternal`. No functionality change here. Differential Revision: https://reviews.llvm.org/D92957
Migrate to the `FileEntryRef` overload of `SourceManager::createFileID` (using `FileManager::getOptionalFileRef`) in `ClangExpressionParser::ParseInternal`. No functionality change here. Differential Revision: https://reviews.llvm.org/D92957