[wasm] Clean up some DCHECKS in asm->wasm.

src/wasm/ast-decoder.h

Index: src/wasm/ast-decoder.h
diff --git a/src/wasm/ast-decoder.h b/src/wasm/ast-decoder.h
index f07c8800f80a468bbe578f39682a1c043beff17d..957e678f2cf9d9cdae04223e2fc01076034c6473 100644
--- a/src/wasm/ast-decoder.h
+++ b/src/wasm/ast-decoder.h
@@ -219,9 +219,9 @@ struct FunctionEnv {
         UNREACHABLE();
     }
     total_locals += count;
-    DCHECK(total_locals ==
-           (sig->parameter_count() + local_i32_count + local_i64_count +
-            local_f32_count + local_f64_count));
+    DCHECK_EQ(total_locals,
+              (sig->parameter_count() + local_i32_count + local_i64_count +
+               local_f32_count + local_f64_count));
   }
 
   void SumLocals() {