message: Update XLA for LLVM r323001
  This will require an LLVM version bump
diff: @@ -47,7 +47,7 @@ namespace cpu {
  namespace {
  // A simple SymbolResolver that delegates to the host dynamic linker.
  -class SimpleResolver : public llvm::JITSymbolResolver {
  +class SimpleResolver : public llvm::LegacyJITSymbolResolver {
  public:
  explicit SimpleResolver(ExternalConstantPool* external_constant_pool)
  : external_constant_pool_(external_constant_pool) {}
  