Add missing V8_EXPORT_PRIVATE to operator<< for OperandType

src/interpreter/bytecode-operands.h

Index: src/interpreter/bytecode-operands.h
diff --git a/src/interpreter/bytecode-operands.h b/src/interpreter/bytecode-operands.h
index 17ca04ac02c09ae4d3212d8254489c337d6e8149..7ffda897a5490dceeb9cb28882137c25fb824d63 100644
--- a/src/interpreter/bytecode-operands.h
+++ b/src/interpreter/bytecode-operands.h
@@ -130,7 +130,8 @@ V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
                                            const OperandScale& operand_scale);
 V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
                                            const OperandSize& operand_size);
-std::ostream& operator<<(std::ostream& os, const OperandType& operand_type);
+V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
+                                           const OperandType& operand_type);
 
 class BytecodeOperands {
  public: