Use isolate when allocation Zone objects and handles: focus on FlowGraphOptimizer, next inliner.

runtime/vm/flow_graph_compiler.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_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/cha.h"
 #include "vm/dart_entry.h"
@@ skipping 574 matching lines @@
 //     FlowGraphCompiler::SaveLiveRegisters
 //     MaterializeObjectInstr::RemapRegisters
 //
 Environment* FlowGraphCompiler::SlowPathEnvironmentFor(
     Instruction* instruction) {
   if (instruction->env() == NULL) {
     ASSERT(!is_optimizing());
     return NULL;
   }
 
-  Environment* env = instruction->env()->DeepCopy();
+  Environment* env = instruction->env()->DeepCopy(isolate());
   // 1. Iterate the registers in the order they will be spilled to compute
   //    the slots they will be spilled to.
   intptr_t next_slot = StackSize();
   RegisterSet* regs = instruction->locs()->live_registers();
   intptr_t fpu_reg_slots[kNumberOfFpuRegisters];
   intptr_t cpu_reg_slots[kNumberOfCpuRegisters];
   const intptr_t kFpuRegisterSpillFactor = kFpuRegisterSize / kWordSize;
   // FPU registers are spilled first from highest to lowest register number.
   for (intptr_t i = kNumberOfFpuRegisters - 1; i >= 0; --i) {
     FpuRegister reg = static_cast<FpuRegister>(i);
@@ skipping 743 matching lines @@
 
   for (int i = 0; i < len; i++) {
     sorted->Add(CidTarget(ic_data.GetReceiverClassIdAt(i),
                           &Function::ZoneHandle(ic_data.GetTargetAt(i)),
                           ic_data.GetCountAt(i)));
   }
   sorted->Sort(HighestCountFirst);
 }
 
 }  // namespace dart