Remove blink-specific global lsan define.

third_party/WebKit/Source/wtf/LeakAnnotations.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 2013 Samsung Electronics. 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.
@@ skipping 18 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WTF_LeakAnnotations_h
 #define WTF_LeakAnnotations_h
 
 // This file defines macros for working with LeakSanitizer, allowing memory
 // and allocations to be registered as exempted from LSan consideration.
 
 #include "wtf/Noncopyable.h"
-#if USE(LEAK_SANITIZER)
+#if defined(LEAK_SANITIZER)
 #include "wtf/AddressSanitizer.h"
 #include "wtf/TypeTraits.h"
 #endif
 
 namespace WTF {
 
-#if USE(LEAK_SANITIZER)
+#if defined(LEAK_SANITIZER)
 class LeakSanitizerDisabler {
   WTF_MAKE_NONCOPYABLE(LeakSanitizerDisabler);
 
  public:
   LeakSanitizerDisabler() { __lsan_disable(); }
 
   ~LeakSanitizerDisabler() { __lsan_enable(); }
 };
 
 // WTF_INTERNAL_LEAK_SANITIZER_DISABLED_SCOPE: all allocations made in the
@@ skipping 71 matching lines @@
     return static_cast<T*>(ptr->registerAsStaticReference());
   }
 };
 
 #define LEAK_SANITIZER_REGISTER_STATIC_LOCAL(Type, Object) \
   WTF::RegisterStaticLocalReference<Type>::registerStatic(Object)
 #else
 #define WTF_INTERNAL_LEAK_SANITIZER_DISABLED_SCOPE
 #define LEAK_SANITIZER_IGNORE_OBJECT(X) ((void)0)
 #define LEAK_SANITIZER_REGISTER_STATIC_LOCAL(Type, Object) Object
-#endif  // USE(LEAK_SANITIZER)
+#endif  // defined(LEAK_SANITIZER)
 
 }  // namespace WTF
 
 #endif  // WTF_LeakAnnotations_h