[wasm] Rename encoder.(cc,h) to wasm-module-builder.(cc,h)

test/unittests/wasm/encoder-unittest.cc

-// Copyright 2015 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "test/unittests/test-utils.h"
-
-#include "src/v8.h"
-
-#include "src/wasm/ast-decoder.h"
-#include "src/wasm/encoder.h"
-
-#include "test/cctest/wasm/test-signatures.h"
-
-namespace v8 {
-namespace internal {
-namespace wasm {
-
-class EncoderTest : public TestWithZone {
- protected:
-  void AddLocal(WasmFunctionBuilder* f, LocalType type) {
-    uint16_t index = f->AddLocal(type);
-    f->EmitGetLocal(index);
-  }
-};
-
-TEST_F(EncoderTest, Regression_647329) {
-  // Test crashed with asan.
-  ZoneBuffer buffer(zone());
-  const size_t kSize = ZoneBuffer::kInitialSize * 3 + 4096 + 100;
-  byte data[kSize];
-  buffer.write(data, kSize);
-}
-
-}  // namespace wasm
-}  // namespace internal
-}  // namespace v8