Issue 3753. Support for @deprecated annotation

compiler/java/com/google/dart/compiler/resolver/MethodElementImplementation.java

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 package com.google.dart.compiler.resolver;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.ImmutableSet;
 import com.google.dart.compiler.ast.DartBlock;
 import com.google.dart.compiler.ast.DartClass;
 import com.google.dart.compiler.ast.DartFunctionExpression;
 import com.google.dart.compiler.ast.DartIdentifier;
+import com.google.dart.compiler.ast.DartMetadata;
 import com.google.dart.compiler.ast.DartMethodDefinition;
 import com.google.dart.compiler.ast.DartNativeBlock;
 import com.google.dart.compiler.ast.DartNode;
 import com.google.dart.compiler.ast.Modifiers;
 import com.google.dart.compiler.common.SourceInfo;
 import com.google.dart.compiler.type.FunctionType;
 import com.google.dart.compiler.type.Type;
 
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 
 class MethodElementImplementation extends AbstractNodeElement implements MethodNodeElement {
+  private final DartMetadata metadata;
   private final Modifiers modifiers;
   private final EnclosingElement holder;
   private final ElementKind kind;
   private final List<VariableElement> parameters = new ArrayList<VariableElement>();
   private FunctionType type;
   private final SourceInfo nameLocation;
   private final boolean hasBody;
   private Set<Element> overridden = ImmutableSet.of();
 
   // TODO(ngeoffray): name, return type, argument types.
   @VisibleForTesting
   MethodElementImplementation(DartFunctionExpression node, String name, Modifiers modifiers) {
     super(node, name);
+    this.metadata = DartMetadata.EMPTY;
+    this.modifiers = modifiers;
     this.hasBody = true;
-    this.modifiers = modifiers;
     this.holder = findParentEnclosingElement(node);
     this.kind = ElementKind.FUNCTION_OBJECT;
     if (node != null && node.getName() != null) {
       this.nameLocation = node.getName().getSourceInfo();
     } else {
       this.nameLocation = SourceInfo.UNKNOWN;
     }
   }
 
   protected MethodElementImplementation(DartMethodDefinition node, String name,
                                         EnclosingElement holder) {
     super(node, name);
     if (node != null) {
+      this.metadata = node.getMetadata();
       this.modifiers = node.getModifiers();
       this.nameLocation = node.getName().getSourceInfo();
       DartBlock body = node.getFunction().getBody();
       this.hasBody = body != null && !(body instanceof DartNativeBlock);
     } else {
+      this.metadata = DartMetadata.EMPTY;
       this.modifiers = Modifiers.NONE;
       this.nameLocation = SourceInfo.UNKNOWN;
       this.hasBody = false;
     }
     this.holder = holder;
     this.kind = ElementKind.METHOD;
   }
 
   @Override
+  public DartMetadata getMetadata() {
+    return metadata;
+  }
+
+  @Override
   public Modifiers getModifiers() {
     return modifiers;
   }
 
   @Override
   public ElementKind getKind() {
     return kind;
   }
 
   @Override
@@ skipping 99 matching lines @@
   }
 
   public void setOverridden(Set<Element> overridden) {
     this.overridden = overridden;
   }
   
   public Set<Element> getOverridden() {
     return overridden;
   }
 }