Fix LeakSanitizer annotations for NaCl.

base/debug/leak_annotations.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_DEBUG_LEAK_ANNOTATIONS_H_
 #define BASE_DEBUG_LEAK_ANNOTATIONS_H_
 
 #include "build/build_config.h"
 
 // This file defines macros which can be used to annotate intentional memory
@@ skipping 15 matching lines @@
     defined(USE_HEAPCHECKER)
 
 #include "third_party/tcmalloc/chromium/src/gperftools/heap-checker.h"
 
 #define ANNOTATE_SCOPED_MEMORY_LEAK \
     HeapLeakChecker::Disabler heap_leak_checker_disabler
 
 #define ANNOTATE_LEAKING_OBJECT_PTR(X) \
     HeapLeakChecker::IgnoreObject(X)
 
-#elif defined(LEAK_SANITIZER)
+#elif defined(LEAK_SANITIZER) && !defined(OS_NACL)
 
 extern "C" {
 void __lsan_disable();
 void __lsan_enable();
 void __lsan_ignore_object(const void *p);
 }  // extern "C"
 
 class ScopedLeakSanitizerDisabler {
  public:
   ScopedLeakSanitizerDisabler() { __lsan_disable(); }
   ~ScopedLeakSanitizerDisabler() { __lsan_enable(); }
  private:
   DISALLOW_COPY_AND_ASSIGN(ScopedLeakSanitizerDisabler);
 };
 
 #define ANNOTATE_SCOPED_MEMORY_LEAK \
     ScopedLeakSanitizerDisabler leak_sanitizer_disabler
 
 #define ANNOTATE_LEAKING_OBJECT_PTR(X) __lsan_ignore_object(X);
 
 #else
 
 // If neither HeapChecker nor LSan are used, the annotations should be no-ops.
 #define ANNOTATE_SCOPED_MEMORY_LEAK ((void)0)
 #define ANNOTATE_LEAKING_OBJECT_PTR(X) ((void)0)
 
 #endif
 
 #endif  // BASE_DEBUG_LEAK_ANNOTATIONS_H_