Enable component builds for fuzzers

src/wasm/encoder.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_WASM_ENCODER_H_
 #define V8_WASM_ENCODER_H_
 
 #include "src/signature.h"
 #include "src/zone/zone-containers.h"
 
@@ skipping 93 matching lines @@
 
  private:
   Zone* zone_;
   byte* buffer_;
   byte* pos_;
   byte* end_;
 };
 
 class WasmModuleBuilder;
 
-class WasmFunctionBuilder : public ZoneObject {
+class V8_EXPORT_PRIVATE WasmFunctionBuilder : public ZoneObject {
  public:
   // Building methods.
   void SetSignature(FunctionSig* sig);
   uint32_t AddLocal(LocalType type);
   void EmitVarInt(uint32_t val);
   void EmitCode(const byte* code, uint32_t code_size);
   void Emit(WasmOpcode opcode);
   void EmitGetLocal(uint32_t index);
   void EmitSetLocal(uint32_t index);
   void EmitI32Const(int32_t val);
@@ skipping 75 matching lines @@
   ZoneVector<byte> data_;
   uint32_t dest_;
 };
 
 struct WasmFunctionImport {
   uint32_t sig_index;
   const char* name;
   int name_length;
 };
 
-class WasmModuleBuilder : public ZoneObject {
+class V8_EXPORT_PRIVATE WasmModuleBuilder : public ZoneObject {
  public:
   explicit WasmModuleBuilder(Zone* zone);
 
   // Building methods.
   uint32_t AddFunction();
   uint32_t AddGlobal(LocalType type, bool exported);
   WasmFunctionBuilder* FunctionAt(size_t index);
   void AddDataSegment(WasmDataSegmentEncoder* data);
   uint32_t AddSignature(FunctionSig* sig);
   void AddIndirectFunction(uint32_t index);
@@ skipping 20 matching lines @@
   ZoneVector<std::pair<LocalType, bool>> globals_;
   SignatureMap signature_map_;
   int start_function_index_;
 };
 
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_WASM_ENCODER_H_