Don't include dependent code arrays in snapshots.

runtime/vm/object.cc

Index: runtime/vm/object.cc
diff --git a/runtime/vm/object.cc b/runtime/vm/object.cc
index 33cb344bd4698ea7c22bb47507b844880f86de3f..892799ae58e8481be1b6df993d28d681b87e2c89 100644
--- a/runtime/vm/object.cc
+++ b/runtime/vm/object.cc
@@ -2714,12 +2714,12 @@ void Class::Finalize() const {
 class CHACodeArray : public WeakCodeReferences {
  public:
   explicit CHACodeArray(const Class& cls)
-      : WeakCodeReferences(Array::Handle(cls.cha_codes())), cls_(cls) {
+      : WeakCodeReferences(Array::Handle(cls.dependent_code())), cls_(cls) {
   }
 
   virtual void UpdateArrayTo(const Array& value) {
     // TODO(fschneider): Fails for classes in the VM isolate.
-    cls_.set_cha_codes(value);
+    cls_.set_dependent_code(value);
   }
 
   virtual void ReportDeoptimization(const Code& code) {
@@ -2871,8 +2871,8 @@ bool Class::ValidatePostFinalizePatch(const Class& orig_class,
 }
 
 
-void Class::set_cha_codes(const Array& cache) const {
-  StorePointer(&raw_ptr()->cha_codes_, cache.raw());
+void Class::set_dependent_code(const Array& array) const {
+  StorePointer(&raw_ptr()->dependent_code_, array.raw());
 }