Enable some parts of base that were previously disabled in base_untrusted

base/time_posix.cc

 // Copyright (c) 2012 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.
 
 #include "base/time.h"
 
 #include <sys/time.h>
 #include <time.h>
 #include <unistd.h>
 
@@ skipping 171 matching lines @@
     milliseconds = seconds * kMillisecondsPerSecond + exploded.millisecond;
   }
 
   // Adjust from Unix (1970) to Windows (1601) epoch.
   return Time((milliseconds * kMicrosecondsPerMillisecond) +
       kWindowsEpochDeltaMicroseconds);
 }
 
 // TimeTicks ------------------------------------------------------------------
 // FreeBSD 6 has CLOCK_MONOLITHIC but defines _POSIX_MONOTONIC_CLOCK to -1.
-#if (defined(OS_POSIX) &&                                               \
+#if (defined(OS_POSIX) && !defined(OS_NACL) &&                          \
      defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0) || \
      defined(OS_BSD) || defined(OS_ANDROID)
 
 // static
 TimeTicks TimeTicks::Now() {
   uint64_t absolute_micro;
 
   struct timespec ts;
   if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0) {
     NOTREACHED() << "clock_gettime(CLOCK_MONOTONIC) failed.";
@@ skipping 71 matching lines @@
 
 struct timeval Time::ToTimeVal() const {
   struct timeval result;
   int64 us = us_ - kTimeTToMicrosecondsOffset;
   result.tv_sec = us / Time::kMicrosecondsPerSecond;
   result.tv_usec = us % Time::kMicrosecondsPerSecond;
   return result;
 }
 
 }  // namespace base