[wasm] Cleanup unneeded casts to WasmInstanceObject

src/wasm/wasm-module.cc

Index: src/wasm/wasm-module.cc
diff --git a/src/wasm/wasm-module.cc b/src/wasm/wasm-module.cc
index b4393efd20f196cee64b8dc1868c2e278671938c..47dbf21c692471800ae309a2d30e0baf013a1a27 100644
--- a/src/wasm/wasm-module.cc
+++ b/src/wasm/wasm-module.cc
@@ -786,7 +786,7 @@ WasmInstanceObject* wasm::GetOwningWasmInstance(Code* code) {
   DisallowHeapAllocation no_gc;
   FixedArray* deopt_data = code->deoptimization_data();
   DCHECK_NOT_NULL(deopt_data);
-  DCHECK(deopt_data->length() == 2);
+  DCHECK_EQ(2, deopt_data->length());
   Object* weak_link = deopt_data->get(0);
   DCHECK(weak_link->IsWeakCell());
   WeakCell* cell = WeakCell::cast(weak_link);