Migrate stack resource unwinding to Thread.

runtime/vm/allocation.h

 // 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.
 
 #ifndef VM_ALLOCATION_H_
 #define VM_ALLOCATION_H_
 
 #include "platform/assert.h"
 #include "vm/base_isolate.h"
 #include "vm/globals.h"
@@ skipping 52 matching lines @@
   }
 
   // Convenient access to the isolate of the thread of this resource.
   Isolate* isolate() const {
     return thread_ == NULL ? NULL : thread_->isolate();
   }
 
   // The thread that owns this resource.
   Thread* thread() const { return thread_; }
 
-  // Destroy stack resources of isolate until top exit frame.
-  // TODO(koda): Migrate to Thread.
-  static void Unwind(Isolate* isolate) { UnwindAbove(isolate, NULL); }
-  // TODO(koda): Migrate to Thread.
-  // Destroy stack resources of isolate above new_top, exclusive.
-  static void UnwindAbove(Isolate* isolate, StackResource* new_top);
+  // Destroy stack resources of thread until top exit frame.
+  static void Unwind(Thread* thread) { UnwindAbove(thread, NULL); }
+  // Destroy stack resources of thread above new_top, exclusive.
+  static void UnwindAbove(Thread* thread, StackResource* new_top);
 
  private:
   void Init(Thread* thread) {
     // We can only have longjumps and exceptions when there is a current
     // thread and isolate.  If there is no current thread, we don't need to
     // protect this case.
     // TODO(23807): Eliminate this special case.
     if (thread != NULL) {
       ASSERT(Thread::Current() == thread);
       thread_ = thread;
@@ skipping 43 matching lines @@
   // deallocated by invoking DeleteAll() on the zone they live in.
   void operator delete(void* pointer) { UNREACHABLE(); }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ZoneAllocated);
 };
 
 }  // namespace dart
 
 #endif  // VM_ALLOCATION_H_