linter 1.30.0

Change-Id: I46981ffb71006aff9e7d8d68a323ae243f9c2542
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/268800
Commit-Queue: Phil Quitslund <pquitslund@google.com>
Reviewed-by: Samuel Rawlins <srawlins@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>

CHANGELOG.md

@@ -170,8 +170,10 @@
 
 #### Linter
 
-Updated the Linter to `1.29.0`, which includes changes that
+Updated the Linter to `1.30.0`, which includes changes that
 
+- add new lint: `enable_null_safety`.
+- add new lint: `library_annotations`.
 - add new lint: `dangling_library_doc_comments`.
 - fix `no_leading_underscores_for_local_identifiers` to not report super formals
   as local variables.

DEPS

@@ -136,7 +136,7 @@ vars = {
   "intl_rev": "442193ccd19a8e36a07fcc3b3cac0e58c6f9c542",
   "jinja2_rev": "2222b31554f03e62600cd7e383376a7c187967a1",
   "json_rpc_2_rev": "805e6536dd961d66f6b8cd46d8f3e61774f957c9",
-  "linter_rev": "657fa6d60373c144777ddb3ca0ab6ee7805ea2b3", # 1.29.0
+  "linter_rev": "8bce8b8b06c22716219207eb9d52beb93932ea44", # 1.30.0
   "lints_rev": "16bdefe1df529262a6596f79e91003ddbdbd3890",
   "logging_rev": "f322480fb9d9e83e677c08db6d09067059f7ff74",
   "markdown_rev": "9ff4a9f1d37c763f827084ba28a3d0bfec6b5d67",

pkg/analysis_server/lib/src/services/correction/error_fix_status.yaml

@@ -1801,6 +1801,8 @@ LintCode.empty_constructor_bodies:
   status: hasFix
 LintCode.empty_statements:
   status: hasFix
+LintCode.enable_null_safety:
+  status: needsEvaluation
 LintCode.eol_at_end_of_file:
   status: hasFix
 LintCode.exhaustive_cases:
@@ -1823,6 +1825,8 @@ LintCode.join_return_with_assignment:
   status: needsEvaluation
 LintCode.leading_newlines_in_multiline_strings:
   status: hasFix
+LintCode.library_annotations:
+  status: needsEvaluation
 LintCode.library_names:
   status: needsEvaluation
 LintCode.library_prefixes: