Run dcm check-unused-code over devtools_test

.github/workflows/build.yaml

@@ -84,9 +84,8 @@ jobs:
         run: |
           dcm analyze packages/devtools_app packages/devtools_app_shared packages/devtools_extensions packages/devtools_shared packages/devtools_test
       - name: Run dcm checks on packages
-        # TODO(https://github.com/flutter/devtools/issues/9906): run on all DevTools packages.
         run: |
-          dcm check-unused-code packages/devtools_app packages/devtools_shared --exclude-public-api
+          dcm check-unused-code packages/devtools_app packages/devtools_app_shared packages/devtools_extensions packages/devtools_shared packages/devtools_test --exclude-public-api
 
   test-packages:
     name: ${{ matrix.os }} ${{ matrix.package }} test

analysis_options.yaml

@@ -165,13 +165,8 @@ dart_code_metrics:
     - test/**
   exclude:
     unused-code:
-      # TODO(https://github.com/dart-lang/sdk/issues/63864): clean up these
-      # paths once this issue is fixed. These paths are currently relative to
-      # devtools_app/.
-      # TODO(https://github.com/flutter/devtools/issues/9906) remove these
-      # excludes as findings are resolved.
       # This fixture has unused code for testing the debugger.
-      - test/test_infra/fixtures/flutter_app/**
+      - packages/devtools_app/test/test_infra/fixtures/flutter_app/**
   rules:
 #    - arguments-ordering Too strict
 #    - avoid-banned-imports # TODO(polina-c): add configuration

flutter-candidate.txt

@@ -1 +1 @@
-0f0246377b1c9d8bc365a439c520a7de6c3f590b
+d0da4767346ae787dc60168c8581e3e57ecda6b5