Updates for the Outline API and use it in Editor.

editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/Outline.java

 /*
  * Copyright (c) 2014, the Dart project authors.
  * 
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  * 
  * http://www.eclipse.org/legal/epl-v10.html
  * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  * or implied. See the License for the specific language governing permissions and limitations under
  * the License.
  */
 package com.google.dart.server;
 
 /**
  * The interface {@code Outline} defines the behavior of objects that represent an outline for an
  * element.
  * 
  * @coverage dart.server
  */
-public interface Outline extends SourceRegion {
+public interface Outline {
   /**
    * An empty array of outlines.
    */
   Outline[] EMPTY_ARRAY = new Outline[0];
 
   /**
-   * Return the argument list for the element. If the element is not a method or function this field
-   * will not be defined. If the element has zero arguments, this field will have a value of "()".
+   * Check if <code>offset</code> is in [elementOffset, elementOffset + elementLength] interval.
+   */
+  public boolean containsInclusive(int offset);
+
+  /**
+   * Return the parameter list for the element. If the element is not a method or function this
+   * field will not be defined. If the element has zero parameters, this field will have a value of
+   * "()".
    * 
-   * @return the argument list for the element
+   * @return the parameter list for the element
    */
-  public String getArguments();
+  public String getParameters();
 
   /**
    * Return an array containing the children outline. The array will be empty if the outline has no
    * children.
    * 
    * @return an array containing the children of the element
    */
   public Outline[] getChildren();
 
   /**
+   * The length of the element.
+   */
+  public int getElementLength();
+
+  /**
+   * The offset of the first character of the element.
+   */
+  public int getElementOffset();
+
+  /**
    * Return the kind of the element.
    * 
    * @return the kind of the element
    */
   public ElementKind getKind();
 
   /**
    * Return the name of the element. This is typically used as the label in the outline.
    * 
    * @return the name of the element
    */
   public String getName();
 
   /**
+   * The length of the name of the element.
+   */
+  public int getNameLength();
+
+  /**
+   * The offset of the name of the element.
+   */
+  public int getNameOffset();
+
+  /**
    * Return the outline that either physically or logically encloses this outline. This will be
    * {@code null} if this outline is a unit outline.
    * 
    * @return the outline that encloses this outline
    */
   public Outline getParent();
 
   /**
    * Return the return type of the element. If the element is not a method or function this field
    * will not be defined. If the element does not have a declared return type, this field will
@@ skipping 20 matching lines @@
 
   /**
    * True if the element is a static member of a class or is a top-level function or field.
    * 
    * @return {@code true} if the element is a static member of a class or is a top-level function or
    *         field
    */
   public boolean isStatic();
 
 }