Enable component builds for fuzzers

src/wasm/ast-decoder.h

Index: src/wasm/ast-decoder.h
diff --git a/src/wasm/ast-decoder.h b/src/wasm/ast-decoder.h
index a6424f75be940e86a251c6d9a064e9e864d47dc7..c386b0e7bd08a2add83c95d1d39c73817ddd789f 100644
--- a/src/wasm/ast-decoder.h
+++ b/src/wasm/ast-decoder.h
@@ -237,7 +237,8 @@ inline std::ostream& operator<<(std::ostream& os, const DecodeStruct& tree) {
   return os;
 }
 
-DecodeResult VerifyWasmCode(AccountingAllocator* allocator, FunctionBody& body);
+V8_EXPORT_PRIVATE DecodeResult VerifyWasmCode(AccountingAllocator* allocator,
+                                              FunctionBody& body);
 DecodeResult BuildTFGraph(AccountingAllocator* allocator, TFBuilder* builder,
                           FunctionBody& body);
 bool PrintAst(AccountingAllocator* allocator, const FunctionBody& body,