Revert "lambda: Add support for invoke-interface for boxed innate lambdas"

955-lambda is flaky

Bug: 24618608
Bug: 25107649

This reverts commit 457e874459ae638145cab6d572e34d48480e39d2.

Change-Id: I24884344d21d7a4262e53e3f5dba57032687ddb7
diff --git a/runtime/mirror/field.cc b/runtime/mirror/field.cc
index b02e5b5..ff6847c 100644
--- a/runtime/mirror/field.cc
+++ b/runtime/mirror/field.cc
@@ -56,7 +56,7 @@
 
 ArtField* Field::GetArtField() {
   mirror::Class* declaring_class = GetDeclaringClass();
-  if (UNLIKELY(declaring_class->IsAnyProxyClass())) {
+  if (UNLIKELY(declaring_class->IsProxyClass())) {
     DCHECK(IsStatic());
     DCHECK_EQ(declaring_class->NumStaticFields(), 2U);
     // 0 == Class[] interfaces; 1 == Class[][] throws;