Make default_parameter_values a ZoneGrowableArray instead of an array in new space

runtime/vm/flow_graph_compiler_mips.cc

 // Copyright (c) 2013, 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 "vm/globals.h"  // Needed here to get TARGET_ARCH_MIPS.
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/ast_printer.h"
@@ skipping 862 matching lines @@
       // Point to next named entry.
       __ AddImmediate(T0, ArgumentsDescriptor::named_entry_size());
       __ subu(T3, ZR, T3);
       __ sll(T3, T3, 1);
       __ addu(T3, T1, T3);
       __ b(&assign_optional_parameter);
       __ delay_slot()->lw(T3, Address(T3));
 
       __ Bind(&load_default_value);
       // Load T3 with default argument.
-      const Object& value = Object::ZoneHandle(zone(),
-          parsed_function().default_parameter_values().At(
-              param_pos - num_fixed_params));
+      const Instance& value =
+          parsed_function().DefaultParameterAt(param_pos - num_fixed_params);
       __ LoadObject(T3, value);
       __ Bind(&assign_optional_parameter);
       // Assign T3 to fp[kFirstLocalSlotFromFp - param_pos].
       // We do not use the final allocation index of the variable here, i.e.
       // scope->VariableAt(i)->index(), because captured variables still need
       // to be copied to the context that is not yet allocated.
       const intptr_t computed_param_pos = kFirstLocalSlotFromFp - param_pos;
       __ sw(T3, Address(FP, computed_param_pos * kWordSize));
     }
     delete[] opt_param;
@@ skipping 11 matching lines @@
           FieldAddress(S4, ArgumentsDescriptor::positional_count_offset()));
     __ SmiUntag(T2);
     for (int i = 0; i < num_opt_pos_params; i++) {
       Label next_parameter;
       // Handle this optional positional parameter only if k or fewer positional
       // arguments have been passed, where k is param_pos, the position of this
       // optional parameter in the formal parameter list.
       const int param_pos = num_fixed_params + i;
       __ BranchSignedGreater(T2, Immediate(param_pos), &next_parameter);
       // Load T3 with default argument.
-      const Object& value = Object::ZoneHandle(zone(),
-          parsed_function().default_parameter_values().At(i));
+      const Object& value = parsed_function().DefaultParameterAt(i);
       __ LoadObject(T3, value);
       // Assign T3 to fp[kFirstLocalSlotFromFp - param_pos].
       // We do not use the final allocation index of the variable here, i.e.
       // scope->VariableAt(i)->index(), because captured variables still need
       // to be copied to the context that is not yet allocated.
       const intptr_t computed_param_pos = kFirstLocalSlotFromFp - param_pos;
       __ sw(T3, Address(FP, computed_param_pos * kWordSize));
       __ Bind(&next_parameter);
     }
     if (check_correct_named_args) {
@@ skipping 937 matching lines @@
   __ AddImmediate(SP, kDoubleSize);
 }
 
 
 #undef __
 
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS