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

test/cctest/wasm/test-run-wasm-module.cc

Index: test/cctest/wasm/test-run-wasm-module.cc
diff --git a/test/cctest/wasm/test-run-wasm-module.cc b/test/cctest/wasm/test-run-wasm-module.cc
index 7a79d677923889964c7908b27ccd98582fc01727..731222fc5dd8f139306bc5c71ba62ff91840af5d 100644
--- a/test/cctest/wasm/test-run-wasm-module.cc
+++ b/test/cctest/wasm/test-run-wasm-module.cc
@@ -157,8 +157,8 @@ TEST(Run_WasmModule_Global) {
   TestSignatures sigs;
 
   WasmModuleBuilder* builder = new (&zone) WasmModuleBuilder(&zone);
-  uint32_t global1 = builder->AddGlobal(MachineType::Int32(), 0);
-  uint32_t global2 = builder->AddGlobal(MachineType::Int32(), 0);
+  uint32_t global1 = builder->AddGlobal(kAstI32, 0);
+  uint32_t global2 = builder->AddGlobal(kAstI32, 0);
   uint16_t f1_index = builder->AddFunction();
   WasmFunctionBuilder* f = builder->FunctionAt(f1_index);
   f->SetSignature(sigs.i_v());