Validate incremental resolutions results if requested.

pkg/analyzer/lib/src/generated/element.dart

Index: pkg/analyzer/lib/src/generated/element.dart
diff --git a/pkg/analyzer/lib/src/generated/element.dart b/pkg/analyzer/lib/src/generated/element.dart
index 671547f22fb61773977b56297c3159e5a0d9ba80..740e560fd3ded23570da7c1331ccfe61dc2d5b9a 100644
--- a/pkg/analyzer/lib/src/generated/element.dart
+++ b/pkg/analyzer/lib/src/generated/element.dart
@@ -3472,10 +3472,10 @@ abstract class ElementImpl implements Element {
   String _name;
 
   /**
-   * The offset of the name of this element in the file that contains the declaration of this
-   * element.
+   * The offset of the name of this element in the file that contains the
+   * declaration of this element.
    */
-  int nameOffset = 0;
+  int _nameOffset = 0;
 
   /**
    * A bit-encoded form of the modifiers associated with this element.
@@ -3511,7 +3511,7 @@ abstract class ElementImpl implements Element {
    * @param nameOffset the offset of the name of this element in the file that contains the
    *          declaration of this element
    */
-  ElementImpl(String name, this.nameOffset) {
+  ElementImpl(String name, this._nameOffset) {
     this._name = StringUtilities.intern(name);
   }
 
@@ -3628,6 +3628,22 @@ abstract class ElementImpl implements Element {
     _cachedHashCode = null;
   }
 
+  /**
+   * The offset of the name of this element in the file that contains the
+   * declaration of this element.
+   */
+  int get nameOffset => _nameOffset;
+
+  /**
+   * Sets the offset of the name of this element in the file that contains the
+   * declaration of this element.
+   */
+  void set nameOffset(int offset) {
+    _nameOffset = offset;
+    _cachedHashCode = null;
+    _cachedLocation = null;
+  }
+
   @override
   AstNode get node => getNodeMatching((node) => node is AstNode);
 
@@ -4904,6 +4920,10 @@ class FieldElementImpl extends PropertyInducingElementImpl implements
   ClassElement get enclosingElement => super.enclosingElement as ClassElement;
 
   @override
+  bool get isEnumConstant =>
+      enclosingElement != null ? enclosingElement.isEnum : false;
+
+  @override
   bool get isStatic => hasModifier(Modifier.STATIC);
 
   @override
@@ -4920,10 +4940,6 @@ class FieldElementImpl extends PropertyInducingElementImpl implements
 
   @override
   accept(ElementVisitor visitor) => visitor.visitFieldElement(this);
-
-  @override
-  bool get isEnumConstant =>
-      enclosingElement != null ? enclosingElement.isEnum : false;
 }
 
 /**
@@ -5025,6 +5041,9 @@ class FieldMember extends VariableMember implements FieldElement {
       PropertyAccessorMember.from(baseElement.getter, definingType);
 
   @override
+  bool get isEnumConstant => baseElement.isEnumConstant;
+
+  @override
   bool get isStatic => baseElement.isStatic;
 
   @override
@@ -5096,9 +5115,6 @@ class FieldMember extends VariableMember implements FieldElement {
     }
     return false;
   }
-
-  @override
-  bool get isEnumConstant => baseElement.isEnumConstant;
 }
 
 /**