Reapply dom_deprecated removal with non-editor breaking change.

samples/third_party/dromaeo/Suites.dart

 #library('Suites.dart');
 
 class Origin {
   final String author;
   final String url;
 
   const Origin(this.author, this.url);
 }
 
 class SuiteDescription {
@@ skipping 12 matching lines @@
   static final JOHN_RESIG = const Origin('John Resig', 'http://ejohn.org/');
 
   static final CATEGORIES = const {
     // Platform tags
     'js': 'DOM Core Tests (JavaScript)',
     'dart': 'DOM Core Tests (dart)',
     'frog': 'DOM Core Tests (frog)',
     'dart2js': 'DOM Core Tests (dart2js)',
 
     // Library tags
-    'dom': 'DOM Core Tests (dart:dom_deprecated)',
     'html': 'DOM Core Tests (dart:html)',
     'htmlidiomatic': 'DOM Core Tests (dart:html) Idiomatic',
   };
 
   static final _CORE_TEST_OPTIONS = const [
       // A list of valid combinations for core Dromaeo DOM tests.
       // Each item in the list is a pair of (platform x [variants]).
       const ['js', const ['']],
       const ['dart', const ['html', 'htmlidiomatic']],
-      const ['frog', const ['dom', 'html', 'htmlidiomatic']],
-      const ['dart2js', const ['dom', 'html', 'htmlidiomatic']],
+      const ['frog', const ['html', 'htmlidiomatic']],
+      const ['dart2js', const ['html', 'htmlidiomatic']],
     ];
 
   static final _CORE_SUITE_DESCRIPTIONS = const [
       const SuiteDescription(
           'dom-attr.html',
           'DOM Attributes',
           JOHN_RESIG,
           'Setting and getting DOM node attributes',
           const ['attributes'],
           _CORE_TEST_OPTIONS),
@@ skipping 104 matching lines @@
       return CATEGORIES[tags];
     }
     for (final suite in _CORE_SUITE_DESCRIPTIONS) {
       if (suite.tags[0] == tags) {
         return suite.name;
       }
     }
     return null;
   }
 }