[wasm] remove faux code objects

src/wasm/wasm-module.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_MODULE_H_
 #define V8_WASM_MODULE_H_
 
 #include "src/wasm/wasm-opcodes.h"
 #include "src/wasm/wasm-result.h"
 
@@ skipping 218 matching lines @@
   size_t mem_size;  // size of the linear memory.
   // -- raw globals -----------------------------------------------------------
   byte* globals_start;  // start of the globals area.
 
   explicit WasmModuleInstance(const WasmModule* m)
       : module(m),
         function_code(m->functions.size()),
         mem_start(nullptr),
         mem_size(0),
         globals_start(nullptr) {}
+  void PopulateExportTable(const std::vector<Handle<Code>>& compiled_functions,
+                           const std::vector<uint16_t>& functions);
 };
 
-// forward declaration.
-class WasmLinker;
-
 // Interface provided to the decoder/graph builder which contains only
 // minimal information about the globals, functions, and function tables.
 struct ModuleEnv {
   const WasmModule* module;
   WasmModuleInstance* instance;
-  WasmLinker* linker;
   ModuleOrigin origin;
 
   bool IsValidGlobal(uint32_t index) {
     return module && index < module->globals.size();
   }
   bool IsValidFunction(uint32_t index) const {
     return module && index < module->functions.size();
   }
   bool IsValidSignature(uint32_t index) {
     return module && index < module->signatures.size();
@@ skipping 69 matching lines @@
 // secure. If it turns out that we need more complete checks, we could add a
 // special marker as internal field, which will definitely never occur anywhere
 // else.
 bool IsWasmObject(Handle<JSObject> object);
 
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_WASM_MODULE_H_