[wasm] Remove legacy encoding of local variables from asm->wasm.

test/unittests/wasm/ast-decoder-unittest.cc

Index: test/unittests/wasm/ast-decoder-unittest.cc
diff --git a/test/unittests/wasm/ast-decoder-unittest.cc b/test/unittests/wasm/ast-decoder-unittest.cc
index 5972a2825cb85bdceb4ff09b2c24b48d3362915e..df13d48111c7e35e43abf3ff47102e0a6c2180e8 100644
--- a/test/unittests/wasm/ast-decoder-unittest.cc
+++ b/test/unittests/wasm/ast-decoder-unittest.cc
@@ -1177,10 +1177,6 @@ class TestModuleEnv : public ModuleEnv {
                              0,        // name_length
                              0,        // code_start_offset
                              0,        // code_end_offset
-                             0,        // local_i32_count
-                             0,        // local_i64_count
-                             0,        // local_f32_count
-                             0,        // local_f64_count
                              false});  // exported
     CHECK(mod.functions.size() <= 127);
     return static_cast<byte>(mod.functions.size() - 1);