Change Accessor(s) to use AstFactory to create MethodInvocation, PropertyGet/Set.

pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart

Index: pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart
diff --git a/pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart b/pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart
index 1f06483d59825b3833f2ed65cf8185c9f09e53e3..e3516b15a83809e6bd044776b936f9c66cf576cf 100644
--- a/pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart
+++ b/pkg/front_end/lib/src/fasta/kernel/kernel_ast_factory.dart
@@ -128,6 +128,13 @@ class KernelAstFactory implements AstFactory<VariableDeclaration> {
   }
 
   @override
+  MethodInvocation methodInvocation(
+      Expression receiver, Name name, Arguments arguments,
+      [Procedure interfaceTarget]) {
+    return new KernelMethodInvocation(receiver, name, arguments);
+  }
+
+  @override
   Not not(Token token, Expression operand) {
     return new KernelNot(operand)..fileOffset = offsetForToken(token);
   }
@@ -138,6 +145,18 @@ class KernelAstFactory implements AstFactory<VariableDeclaration> {
   }
 
   @override
+  PropertyGet propertyGet(Expression receiver, Name name,
+      [Member interfaceTarget]) {
+    return new KernelPropertyGet(receiver, name, interfaceTarget);
+  }
+
+  @override
+  PropertySet propertySet(Expression receiver, Name name, Expression value,
+      [Member interfaceTarget]) {
+    return new KernelPropertySet(receiver, name, value, interfaceTarget);
+  }
+
+  @override
   Rethrow rethrowExpression(Token keyword) {
     return new KernelRethrow()..fileOffset = offsetForToken(keyword);
   }