Merge changes Iee0932b5,I0d77c490 am: f8cd69af

// log all reference counting operations

#define PRINT_REFS 0

#if !defined(_WIN32) && !defined(__APPLE__)

#if defined(__linux__)

// CallStack is only supported on linux type platforms.

#define CALLSTACK_ENABLED 1

#else

 * All error codes are negative values.

 */

// Win32 #defines NO_ERROR as well.  It has the same value, so there's no

// real conflict, though it's a bit awkward.

#ifdef _WIN32

# undef NO_ERROR

#endif

enum {

    OK                = 0,    // Preferred constant for checking success.

#ifndef NO_ERROR

    // Win32 #defines NO_ERROR as well.  It has the same value, so there's no

    // real conflict, though it's a bit awkward.

    NO_ERROR          = OK,   // Deprecated synonym for `OK`. Prefer `OK` because it doesn't conflict with Windows.

#endif

    UNKNOWN_ERROR       = (-2147483647-1), // INT32_MIN value

// Human readable name of error

std::string statusToString(status_t status);

// Restore define; enumeration is in "android" namespace, so the value defined

// there won't work for Win32 code in a different namespace.

#ifdef _WIN32

# define NO_ERROR 0L

#endif

}  // namespace android