Revert "Promote ArrayBuffer, DataView and typed arrays to non-experimental."

test/cctest/test-heap.cc

Index: test/cctest/test-heap.cc
diff --git a/test/cctest/test-heap.cc b/test/cctest/test-heap.cc
index 649e0f69a27b3adabb8e250ed5963b299fb429b8..df799bdd63aff01336e6e05d0b174b0424e69ae4 100644
--- a/test/cctest/test-heap.cc
+++ b/test/cctest/test-heap.cc
@@ -3068,6 +3068,12 @@ TEST(Regress169209) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_flush_code_incrementally = true;
 
+  // Experimental natives are compiled during snapshot deserialization.
+  // This test breaks because heap layout changes in a way that closure
+  // is visited before shared function info.
+  i::FLAG_harmony_typed_arrays = false;
+  i::FLAG_harmony_array_buffer = false;
+
   // Disable loading the i18n extension which breaks the assumptions of this
   // test about the heap layout.
   i::FLAG_enable_i18n = false;