Fix generate-bytecode-expectations to work in component builds

src/interpreter/bytecodes.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INTERPRETER_BYTECODES_H_
 #define V8_INTERPRETER_BYTECODES_H_
 
 #include <cstdint>
 #include <iosfwd>
 #include <string>
@@ skipping 296 matching lines @@
 };
 
 // TODO(rmcilroy): Remove once we switch to MSVC 2015 which supports constexpr.
 // See crbug.com/603131.
 #if V8_CC_MSVC
 #define CONSTEXPR const
 #else
 #define CONSTEXPR constexpr
 #endif
 
-class Bytecodes final {
+class V8_EXPORT_PRIVATE Bytecodes final {
  public:
   //  The maximum number of operands a bytecode may have.
   static const int kMaxOperands = 4;
 
   // Returns string representation of |bytecode|.
   static const char* ToString(Bytecode bytecode);
 
   // Returns string representation of |bytecode|.
   static std::string ToString(Bytecode bytecode, OperandScale operand_scale);
 
@@ skipping 398 matching lines @@
   static const AccumulatorUse kAccumulatorUse[];
   static const bool kIsScalable[];
   static const int kBytecodeSizes[][3];
   static const OperandSize* const kOperandSizes[][3];
 };
 
 // TODO(rmcilroy): Remove once we switch to MSVC 2015 which supports constexpr.
 // See crbug.com/603131.
 #undef CONSTEXPR
 
-std::ostream& operator<<(std::ostream& os, const Bytecode& bytecode);
+V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
+                                           const Bytecode& bytecode);
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODES_H_