Revert "Make JavaScriptBackend.processAnnotations element-model agnostic"

pkg/compiler/lib/src/resolution/resolution_strategy.dart

Index: pkg/compiler/lib/src/resolution/resolution_strategy.dart
diff --git a/pkg/compiler/lib/src/resolution/resolution_strategy.dart b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
index 2eb93c6266de0b0d93fc2d0a3121f13ef22d14e5..4c23914b1104b4d34544c835cec9082054cdfb43 100644
--- a/pkg/compiler/lib/src/resolution/resolution_strategy.dart
+++ b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
@@ -10,8 +10,8 @@ import '../common/backend_api.dart';
 import '../common/names.dart';
 import '../common/resolution.dart';
 import '../common/tasks.dart';
-import '../compiler.dart';
 import '../constants/values.dart';
+import '../compiler.dart';
 import '../elements/elements.dart';
 import '../elements/entities.dart';
 import '../elements/modelx.dart';
@@ -425,22 +425,6 @@ class _CompilerElementEnvironment implements ElementEnvironment {
     type.computeUnaliased(_resolution);
     return type.unaliased;
   }
-
-  @override
-  Iterable<ConstantValue> getMemberMetadata(MemberElement element) {
-    List<ConstantValue> values = <ConstantValue>[];
-    _compiler.reporter.withCurrentElement(element, () {
-      for (MetadataAnnotation metadata in element.implementation.metadata) {
-        metadata.ensureResolved(_compiler.resolution);
-        assert(invariant(metadata, metadata.constant != null,
-            message: "Unevaluated metadata constant."));
-        ConstantValue value =
-            _compiler.constants.getConstantValue(metadata.constant);
-        values.add(value);
-      }
-    });
-    return values;
-  }
 }
 
 /// AST-based logic for processing annotations. These annotations are processed