Make implicit HandleScope of AssertNoContextChange explicit.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1396 matching lines @@
  private:
   Handle<Context> context_;
   SaveContext* prev_;
   Address c_entry_fp_;
 };
 
 
 class AssertNoContextChange BASE_EMBEDDED {
 #ifdef DEBUG
  public:
-  AssertNoContextChange() :
+  AssertNoContextChange() : context_(Isolate::Current()->context()) { }
+  ~AssertNoContextChange() {
+    ASSERT(Isolate::Current()->context() == *context_);
+  }
+
+ private:
+  Handle<Context> context_;
+#else
+ public:
+  AssertNoContextChange() { }
+#endif
+};
+
+
+// TODO(mstarzinger): Depracate as soon as everything is handlified.
+class AssertNoContextChangeWithHandleScope BASE_EMBEDDED {
+#ifdef DEBUG
+ public:
+  AssertNoContextChangeWithHandleScope() :
       scope_(Isolate::Current()),
       context_(Isolate::Current()->context(), Isolate::Current()) {
   }
 
-  ~AssertNoContextChange() {
+  ~AssertNoContextChangeWithHandleScope() {
     ASSERT(Isolate::Current()->context() == *context_);
   }
 
  private:
   HandleScope scope_;
   Handle<Context> context_;
 #else
  public:
-  AssertNoContextChange() { }
+  AssertNoContextChangeWithHandleScope() { }
 #endif
 };
 
 
 class ExecutionAccess BASE_EMBEDDED {
  public:
   explicit ExecutionAccess(Isolate* isolate) : isolate_(isolate) {
     Lock(isolate);
   }
   ~ExecutionAccess() { Unlock(isolate_); }
@@ skipping 60 matching lines @@
 
 // Mark the native context with out of memory.
 inline void Context::mark_out_of_memory() {
   native_context()->set_out_of_memory(HEAP->true_value());
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_