Remove generated StatusCode (grpc#703)

* Remove generated `StatusCode`

* Rev version for breaking change

* Upgrade min sdk version

* Fix issues

Author: mosuem

.github/workflows/dart.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        sdk: [3.0.0, dev]
+        sdk: [3.2.0, dev]
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - uses: dart-lang/setup-dart@fedb1266e91cf51be2fdb382869461a434b920a3
@@ -60,7 +60,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        sdk: [3.0.0, dev]
+        sdk: [3.2.0, dev]
         platform: [vm, chrome]
         exclude:
           # We only run Chrome tests on Linux. No need to run them

CHANGELOG.md

@@ -1,6 +1,7 @@
-## 3.2.5
+## 4.0.0
 
 * Set compressed flag correctly for grpc-encoding = identity. Fixes [#669](https://github.com/grpc/grpc-dart/issues/669) (https://github.com/grpc/grpc-dart/pull/693)
+* Remove generated status codes.
 
 ## 3.2.4
 

lib/grpc.dart

@@ -15,7 +15,6 @@
 
 // ignore: dangling_library_doc_comments
 /// Status detail types and error codes
-export 'package:grpc/src/generated/google/rpc/code.pbenum.dart';
 export 'package:grpc/src/generated/google/rpc/error_details.pb.dart';
 
 export 'src/auth/auth.dart' show BaseAuthenticator;

lib/src/auth/auth_io.dart

@@ -69,7 +69,7 @@ class _CredentialsRefreshingAuthenticator extends HttpBasedAuthenticator {
     await super.authenticate(metadata, uri);
     if (_quotaProject != null) {
       // https://cloud.google.com/apis/docs/system-parameters#definitions
-      metadata['X-Goog-User-Project'] = _quotaProject!;
+      metadata['X-Goog-User-Project'] = _quotaProject;
     }
   }
 

lib/src/client/transport/http2_credentials.dart

@@ -58,7 +58,7 @@ class ChannelCredentials {
     if (!isSecure) return null;
     if (_certificateBytes != null) {
       return createSecurityContext(false)
-        ..setTrustedCertificatesBytes(_certificateBytes!,
+        ..setTrustedCertificatesBytes(_certificateBytes,
             password: _certificatePassword);
     }
     final context = SecurityContext(withTrustedRoots: true);

lib/src/generated/google/rpc/code.pb.dart

@@ -170,7 +170,7 @@ class ServerHandler extends ServiceCall {
       final acceptedEncodings =
           clientMetadata!['grpc-accept-encoding']?.split(',') ?? [];
       _callEncodingCodec = acceptedEncodings
-          .map(_codecRegistry!.lookup)
+          .map(_codecRegistry.lookup)
           .firstWhere((c) => c != null, orElse: () => null);
     }