Issue 25314. Fix for incremental resolution of a function expression body in class declaration.

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

Index: pkg/analyzer/lib/src/generated/incremental_resolver.dart
diff --git a/pkg/analyzer/lib/src/generated/incremental_resolver.dart b/pkg/analyzer/lib/src/generated/incremental_resolver.dart
index f8cba0cc2d7fb73da342a85ef5c7739717e7e7c5..f767db283f0a9650cea4fd82c0ace50116a2e68e 100644
--- a/pkg/analyzer/lib/src/generated/incremental_resolver.dart
+++ b/pkg/analyzer/lib/src/generated/incremental_resolver.dart
@@ -48,7 +48,7 @@ void set test_resolveApiChanges(bool value) {
  */
 class DeclarationMatcher extends RecursiveAstVisitor {
   /**
-   * The libary containing the AST nodes being visited.
+   * The library containing the AST nodes being visited.
    */
   LibraryElement _enclosingLibrary;
 
@@ -165,6 +165,8 @@ class DeclarationMatcher extends RecursiveAstVisitor {
         _assertEquals(constructor.parameters.length, 0);
       }
     }
+    // matches, set the element
+    node.name.staticElement = element;
   }
 
   @override