[wasm] Remove special memory type for (internal) globals and use local type instead.

src/wasm/ast-decoder.cc

 // 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.
 
 #include "src/signature.h"
 
 #include "src/bit-vector.h"
 #include "src/flags.h"
 #include "src/handles.h"
 #include "src/zone-containers.h"
@@ skipping 96 matching lines @@
       }
       return true;
     }
     error(pc, pc + 1, "invalid local index");
     return false;
   }
 
   inline bool Validate(const byte* pc, GlobalIndexOperand& operand) {
     ModuleEnv* m = module_;
     if (m && m->module && operand.index < m->module->globals.size()) {
-      operand.machine_type = m->module->globals[operand.index].type;
-      operand.type = WasmOpcodes::LocalTypeFor(operand.machine_type);
+      operand.type = m->module->globals[operand.index].type;
       return true;
     }
     error(pc, pc + 1, "invalid global index");
     return false;
   }
 
   inline bool Complete(const byte* pc, CallFunctionOperand& operand) {
     ModuleEnv* m = module_;
     if (m && m->module && operand.index < m->module->functions.size()) {
       operand.sig = m->module->functions[operand.index].sig;
@@ skipping 1574 matching lines @@
 BitVector* AnalyzeLoopAssignmentForTesting(Zone* zone, size_t num_locals,
                                            const byte* start, const byte* end) {
   FunctionBody body = {nullptr, nullptr, nullptr, start, end};
   WasmFullDecoder decoder(zone, nullptr, body);
   return decoder.AnalyzeLoopAssignmentForTesting(start, num_locals);
 }
 
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8