Fix --verify-on-transition for OSR and concurrent sweep.

runtime/vm/native_arguments.h

 // 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.
 
 #ifndef VM_NATIVE_ARGUMENTS_H_
 #define VM_NATIVE_ARGUMENTS_H_
 
 #include "platform/assert.h"
 #include "platform/memory_sanitizer.h"
 #include "vm/globals.h"
@@ skipping 26 matching lines @@
 #define CHECK_STACK_ALIGNMENT { }
 #else
 #define CHECK_STACK_ALIGNMENT {                                                \
   uword (*func)() = reinterpret_cast<uword (*)()>(                             \
       StubCode::GetStackPointer_entry()->EntryPoint());                        \
   uword current_sp = func();                                                   \
   ASSERT(Utils::IsAligned(current_sp, OS::ActivationFrameAlignment()));        \
 }
 #endif
 
+void VerifyOnTransition();
+
 #define VERIFY_ON_TRANSITION                                                   \
   if (FLAG_verify_on_transition) {                                             \
-    VerifyPointersVisitor::VerifyPointers();                                   \
-    Isolate::Current()->heap()->Verify();                                      \
+    VerifyOnTransition();                                                      \
   }
 #define DEOPTIMIZE_ALOT                                                        \
   if (FLAG_deoptimize_alot) {                                                  \
     DeoptimizeFunctionsOnStack();                                              \
   }
 
 #else
 
 #define CHECK_STACK_ALIGNMENT { }
 #define VERIFY_ON_TRANSITION { }
@@ skipping 194 matching lines @@
 
   Thread* thread_;  // Current thread pointer.
   intptr_t argc_tag_;  // Encodes argument count and invoked native call type.
   RawObject** argv_;  // Pointer to an array of arguments to runtime call.
   RawObject** retval_;  // Pointer to the return value area.
 };
 
 }  // namespace dart
 
 #endif  // VM_NATIVE_ARGUMENTS_H_