[wasm][test] Remove an unneeded pointer

We were storing the pointer to the WasmModule both as a shared_ptr and
as a raw pointer. Maybe this had historical reasons, but now it's just
redundant.

R=thibaudm@chromium.org

Change-Id: Id72d102b6df804f93e3ab0235eeceef91a6dd8fb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2593334Reviewed-by: Thibaud Michaud <thibaudm@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#71782}

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

@@ -23,7 +23,6 @@ TestingModuleBuilder::TestingModuleBuilder(
     TestExecutionTier tier, RuntimeExceptionSupport exception_support,
     LowerSimd lower_simd)
     : test_module_(std::make_shared<WasmModule>()),
-      test_module_ptr_(test_module_.get()),
       isolate_(CcTest::InitIsolateOnce()),
       enabled_features_(WasmFeatures::FromIsolate(isolate_)),
       execution_tier_(tier),
@@ -73,7 +72,7 @@ TestingModuleBuilder::TestingModuleBuilder(
 
   if (tier == TestExecutionTier::kInterpreter) {
     interpreter_ = std::make_unique<WasmInterpreter>(
-        isolate_, test_module_ptr_,
+        isolate_, test_module_.get(),
         ModuleWireBytes{native_module_->wire_bytes()}, instance_object_);
   }
 }
@@ -312,7 +311,7 @@ CompilationEnv TestingModuleBuilder::CreateCompilationEnv() {
   // trap_handler::IsTrapHandlerEnabled().
   const bool is_trap_handler_enabled =
       V8_TRAP_HANDLER_SUPPORTED && i::FLAG_wasm_trap_handler;
-  return {test_module_ptr_,
+  return {test_module_.get(),
           is_trap_handler_enabled ? kUseTrapHandler : kNoTrapHandler,
           runtime_exception_support_, enabled_features_, lower_simd()};
 }

test/cctest/wasm/wasm-run-utils.h

@@ -256,7 +256,6 @@ class TestingModuleBuilder {
 
  private:
   std::shared_ptr<WasmModule> test_module_;
-  WasmModule* test_module_ptr_;
   Isolate* isolate_;
   WasmFeatures enabled_features_;
   uint32_t global_offset = 0;