Fix for issue 14527

editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java

Index: editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java
diff --git a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java
index 4ea86ebefd841e77b68f3f241c245cb5571fa76c..97ac4be0c235692965aaadd88c428062f58ddada 100644
--- a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java
+++ b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/element/ClassElement.java
@@ -253,6 +253,27 @@ public interface ClassElement extends Element {
   public boolean isValidMixin();
 
   /**
+   * Return the element representing the method that results from looking up the given method in
+   * this class with respect to the given library, ignoring abstract methods, or {@code null} if the
+   * look up fails. The behavior of this method is defined by the Dart Language Specification in
+   * section 12.15.1: <blockquote> The result of looking up method <i>m</i> in class <i>C</i> with
+   * respect to library <i>L</i> is:
+   * <ul>
+   * <li>If <i>C</i> declares an instance method named <i>m</i> that is accessible to <i>L</i>, then
+   * that method is the result of the lookup. Otherwise, if <i>C</i> has a superclass <i>S</i>, then
+   * the result of the lookup is the result of looking up method <i>m</i> in <i>S</i> with respect
+   * to <i>L</i>. Otherwise, we say that the lookup has failed.</li>
+   * </ul>
+   * </blockquote>
+   * 
+   * @param methodName the name of the method being looked up
+   * @param library the library with respect to which the lookup is being performed
+   * @return the result of looking up the given method in this class with respect to the given
+   *         library
+   */
+  public MethodElement lookUpConcreteMethod(String methodName, LibraryElement library);
+
+  /**
    * Return the element representing the getter that results from looking up the given getter in
    * this class with respect to the given library, or {@code null} if the look up fails. The
    * behavior of this method is defined by the Dart Language Specification in section 12.15.1:
@@ -275,6 +296,73 @@ public interface ClassElement extends Element {
   public PropertyAccessorElement lookUpGetter(String getterName, LibraryElement library);
 
   /**
+   * Return the element representing the getter that results from looking up the given getter in the
+   * superclass of this class with respect to the given library, ignoring abstract getters, or
+   * {@code null} if the look up fails. The behavior of this method is defined by the Dart Language
+   * Specification in section 12.15.1: <blockquote>The result of looking up getter (respectively
+   * setter) <i>m</i> in class <i>C</i> with respect to library <i>L</i> is:
+   * <ul>
+   * <li>If <i>C</i> declares an instance getter (respectively setter) named <i>m</i> that is
+   * accessible to <i>L</i>, then that getter (respectively setter) is the result of the lookup.
+   * Otherwise, if <i>C</i> has a superclass <i>S</i>, then the result of the lookup is the result
+   * of looking up getter (respectively setter) <i>m</i> in <i>S</i> with respect to <i>L</i>.
+   * Otherwise, we say that the lookup has failed.</li>
+   * </ul>
+   * </blockquote>
+   * 
+   * @param getterName the name of the getter being looked up
+   * @param library the library with respect to which the lookup is being performed
+   * @return the result of looking up the given getter in this class with respect to the given
+   *         library
+   */
+  public PropertyAccessorElement lookUpInheritedConcreteGetter(String getterName,
+      LibraryElement library);
+
+  /**
+   * Return the element representing the method that results from looking up the given method in the
+   * superclass of this class with respect to the given library, ignoring abstract methods, or
+   * {@code null} if the look up fails. The behavior of this method is defined by the Dart Language
+   * Specification in section 12.15.1: <blockquote> The result of looking up method <i>m</i> in
+   * class <i>C</i> with respect to library <i>L</i> is:
+   * <ul>
+   * <li>If <i>C</i> declares an instance method named <i>m</i> that is accessible to <i>L</i>, then
+   * that method is the result of the lookup. Otherwise, if <i>C</i> has a superclass <i>S</i>, then
+   * the result of the lookup is the result of looking up method <i>m</i> in <i>S</i> with respect
+   * to <i>L</i>. Otherwise, we say that the lookup has failed.</li>
+   * </ul>
+   * </blockquote>
+   * 
+   * @param methodName the name of the method being looked up
+   * @param library the library with respect to which the lookup is being performed
+   * @return the result of looking up the given method in the superclass of this class with respect
+   *         to the given library
+   */
+  public MethodElement lookUpInheritedConcreteMethod(String methodName, LibraryElement library);
+
+  /**
+   * Return the element representing the setter that results from looking up the given setter in the
+   * superclass of this class with respect to the given library, ignoring abstract setters, or
+   * {@code null} if the look up fails. The behavior of this method is defined by the Dart Language
+   * Specification in section 12.16: <blockquote> The result of looking up getter (respectively
+   * setter) <i>m</i> in class <i>C</i> with respect to library <i>L</i> is:
+   * <ul>
+   * <li>If <i>C</i> declares an instance getter (respectively setter) named <i>m</i> that is
+   * accessible to <i>L</i>, then that getter (respectively setter) is the result of the lookup.
+   * Otherwise, if <i>C</i> has a superclass <i>S</i>, then the result of the lookup is the result
+   * of looking up getter (respectively setter) <i>m</i> in <i>S</i> with respect to <i>L</i>.
+   * Otherwise, we say that the lookup has failed.</li>
+   * </ul>
+   * </blockquote>
+   * 
+   * @param setterName the name of the setter being looked up
+   * @param library the library with respect to which the lookup is being performed
+   * @return the result of looking up the given setter in this class with respect to the given
+   *         library
+   */
+  public PropertyAccessorElement lookUpInheritedConcreteSetter(String setterName,
+      LibraryElement library);
+
+  /**
    * Return the element representing the method that results from looking up the given method in the
    * superclass of this class with respect to the given library, or {@code null} if the look up
    * fails. The behavior of this method is defined by the Dart Language Specification in section