Bug 839338 - ASan alloc/dealloc mismatch in _M_create_nodes/_M_destroy_nodes. r=waldo.

memory/mozalloc/mozalloc.h

@@ -22,6 +22,7 @@
 #if defined(__cplusplus)
 #include "mozilla/fallible.h"
 #endif
+#include "mozilla/Attributes.h"
 
 #define MOZALLOC_HAVE_XMALLOC
 

mfbt/Attributes.h

@@ -33,9 +33,7 @@
  * compilers are not guaranteed to respect it (although they're much more likely
  * to do so).
  */
-#if defined(DEBUG)
-#  define MOZ_ALWAYS_INLINE     MOZ_INLINE
-#elif defined(_MSC_VER)
+#if defined(_MSC_VER)
 #  define MOZ_ALWAYS_INLINE     __forceinline
 #elif defined(__GNUC__)
 #  define MOZ_ALWAYS_INLINE     __attribute__((always_inline)) MOZ_INLINE