Remove the last references to the analyzer package from kernel.

Change-Id: I326a29fc3d458d9df98e326484432be5438f7191
Reviewed-on: https://dart-review.googlesource.com/c/80984
Auto-Submit: Paul Berry <paulberry@google.com>
Commit-Queue: Kevin Millikin <kmillikin@google.com>
Reviewed-by: Kevin Millikin <kmillikin@google.com>
diff --git a/pkg/kernel/lib/analyzer/readme.md b/pkg/kernel/lib/analyzer/readme.md
deleted file mode 100644
index 5c49769..0000000
--- a/pkg/kernel/lib/analyzer/readme.md
+++ /dev/null
@@ -1 +0,0 @@
-A frontend using the Dart analyzer.
diff --git a/pkg/kernel/pubspec.yaml b/pkg/kernel/pubspec.yaml
index b5dba76..0f1e39a 100644
--- a/pkg/kernel/pubspec.yaml
+++ b/pkg/kernel/pubspec.yaml
@@ -13,7 +13,6 @@
   logging: ^0.11.2
   package_config: ^1.0.0
 dev_dependencies:
-  analyzer: '^0.33.0'
   front_end: 0.1.6
   test: ^1.3.4
   stack_trace: ^1.6.6