Store arguments descriptor in ICData. Remove loading of arguments descriptor at unoptimized call si…

runtime/vm/code_descriptors_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 
 #include "vm/ast.h"
 #include "vm/assembler.h"
 #include "vm/code_descriptors.h"
@@ skipping 26 matching lines @@
   lib.AddClass(cls);
   ParsedFunction* parsed_function = new ParsedFunction(function);
   LiteralNode* l = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(1)));
   test->node_sequence()->Add(new ReturnNode(kPos, l));
   l = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2)));
   test->node_sequence()->Add(new ReturnNode(kPos, l));
   l = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3)));
   test->node_sequence()->Add(new ReturnNode(kPos, l));
   parsed_function->SetNodeSequence(test->node_sequence());
   parsed_function->set_instantiator(NULL);
-  parsed_function->set_default_parameter_values(Array::ZoneHandle());
+  parsed_function->set_default_parameter_values(Object::null_array());
   parsed_function->AllocateVariables();
   bool retval;
   Isolate* isolate = Isolate::Current();
   EXPECT(isolate != NULL);
   LongJump* base = isolate->long_jump_base();
   LongJump jump;
   isolate->set_long_jump_base(&jump);
   if (setjmp(*jump.Set()) == 0) {
     // Build a stackmap table and some stackmap table entries.
     const intptr_t kStackSlotCount = 11;
@@ skipping 218 matching lines @@
   // Now invoke 'A.moo' and it will trigger a GC when the native function
   // is called, this should then cause the stack map of function 'A.foo'
   // to be traversed and the appropriate objects visited.
   const Object& result = Object::Handle(
       DartEntry::InvokeFunction(function_foo, Object::empty_array()));
   EXPECT(!result.IsError());
 }
 
 }  // namespace dart