[objective_c] clean up unnecessary ignore_for_files (#2752)

Author: goderbauer

pkgs/objective_c/ffigen_c.yaml

@@ -78,8 +78,4 @@ preamble: |
   // Bindings for `src/objective_c.h` and `src/objective_c_runtime.h`.
   // Regenerate bindings with `dart run tool/generate_code.dart`.
 
-  // ignore_for_file: always_specify_types
-  // ignore_for_file: camel_case_types
-  // ignore_for_file: non_constant_identifier_names
-  // ignore_for_file: unused_element
   // coverage:ignore-file

pkgs/objective_c/ffigen_objc.yaml

@@ -193,10 +193,4 @@ preamble: |
   // Bindings for `src/foundation.h`.
   // Regenerate bindings with `dart run tool/generate_code.dart`.
 
-  // ignore_for_file: always_specify_types
-  // ignore_for_file: camel_case_types
-  // ignore_for_file: non_constant_identifier_names
-  // ignore_for_file: unnecessary_non_null_assertion
-  // ignore_for_file: unused_element
-  // ignore_for_file: unused_field
   // coverage:ignore-file

pkgs/objective_c/lib/src/c_bindings_generated.dart

@@ -5,10 +5,6 @@
 // Bindings for `src/objective_c.h` and `src/objective_c_runtime.h`.
 // Regenerate bindings with `dart run tool/generate_code.dart`.
 
-// ignore_for_file: always_specify_types
-// ignore_for_file: camel_case_types
-// ignore_for_file: non_constant_identifier_names
-// ignore_for_file: unused_element
 // coverage:ignore-file
 
 // AUTO GENERATED FILE, DO NOT EDIT.

pkgs/objective_c/lib/src/objective_c_bindings_generated.dart

@@ -5,12 +5,6 @@
 // Bindings for `src/foundation.h`.
 // Regenerate bindings with `dart run tool/generate_code.dart`.
 
-// ignore_for_file: always_specify_types
-// ignore_for_file: camel_case_types
-// ignore_for_file: non_constant_identifier_names
-// ignore_for_file: unnecessary_non_null_assertion
-// ignore_for_file: unused_element
-// ignore_for_file: unused_field
 // coverage:ignore-file
 
 // AUTO GENERATED FILE, DO NOT EDIT.

pkgs/objective_c/test/setup.dart

@@ -7,8 +7,6 @@
 // we can't use Flutter's build system. So this script builds a dylib containing
 // all that native code.
 
-// ignore_for_file: avoid_print
-
 import 'dart:ffi';
 import 'dart:io';
 

pkgs/objective_c/test/util.dart

@@ -2,8 +2,6 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// ignore_for_file: avoid_catching_errors
-
 import 'dart:ffi';
 
 import 'package:ffi/ffi.dart';
@@ -21,6 +19,7 @@ final _executeInternalCommand = () {
           'Dart_ExecuteInternalCommand',
         )
         .asFunction<void Function(Pointer<Char>, Pointer<Void>)>();
+    // ignore: avoid_catching_errors
   } on ArgumentError {
     return null;
   }

pkgs/objective_c/tool/generate_code.dart

@@ -5,8 +5,6 @@
 // Runs the FFIgen configs, then merges tool/data/extra_methods.dart.in into the
 // Objective C bindings.
 
-// ignore_for_file: avoid_print
-
 import 'dart:io';
 
 import 'package:args/args.dart';