Added license header generation to tool/generate_symbols_table.dart

Author: jonasfj

tool/generate_symbols_table.dart

@@ -34,6 +34,22 @@ Future<void> main() async {
   // Generate src/symbols.generated.c
   print(' - Writing src/symbols.generated.c');
   await File.fromUri(rootUri.resolve('src/symbols.generated.c')).writeAsString([
+    '/*',
+    ' * Copyright 2020 Google LLC',
+    ' *',
+    ' * Licensed under the Apache License, Version 2.0 (the "License");',
+    ' * you may not use this file except in compliance with the License.',
+    ' * You may obtain a copy of the License at',
+    ' *',
+    ' *      http://www.apache.org/licenses/LICENSE-2.0',
+    ' *',
+    ' * Unless required by applicable law or agreed to in writing, software',
+    ' * distributed under the License is distributed on an "AS IS" BASIS,',
+    ' * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.',
+    ' * See the License for the specific language governing permissions and',
+    ' * limitations under the License.',
+    ' */',
+    '',
     '// **GENERATED FILE DO NOT MODIFY**',
     '//',
     '// This file is generated from `src/symbols.yaml` using:',
@@ -51,6 +67,20 @@ Future<void> main() async {
   print(' - Writing lib/src/boringssl/lookup/symbols.generated.dart');
   final generatedDart = 'lib/src/boringssl/lookup/symbols.generated.dart';
   await File.fromUri(rootUri.resolve(generatedDart)).writeAsString([
+    '// Copyright 2020 Google LLC',
+    '//',
+    '// Licensed under the Apache License, Version 2.0 (the "License");',
+    '// you may not use this file except in compliance with the License.',
+    '// You may obtain a copy of the License at',
+    '//',
+    '//      http://www.apache.org/licenses/LICENSE-2.0',
+    '//',
+    '// Unless required by applicable law or agreed to in writing, software',
+    '// distributed under the License is distributed on an "AS IS" BASIS,',
+    '// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.',
+    '// See the License for the specific language governing permissions and',
+    '// limitations under the License.',
+    '',
     '/// **GENERATED FILE DO NOT MODIFY**',
     '///',
     '/// This file is generated from `src/symbols.yaml` using:',
@@ -69,7 +99,7 @@ Future<void> main() async {
     'extension SymName on Sym {',
     '  /// Get name of symbol in `libcrypto.so` from BoringSSL.',
     '  String get name {',
-    '    return _SymName[this.index];',
+    '    return _SymName[index];',
     '  }',
     '}',
     '',