Make time_posix.cc build in Native Client...

time_posix.cc

 // Copyright (c) 2010 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 <limits>
@@ skipping 91 matching lines @@
   struct tm timestruct;
   timestruct.tm_sec    = exploded.second;
   timestruct.tm_min    = exploded.minute;
   timestruct.tm_hour   = exploded.hour;
   timestruct.tm_mday   = exploded.day_of_month;
   timestruct.tm_mon    = exploded.month - 1;
   timestruct.tm_year   = exploded.year - 1900;
   timestruct.tm_wday   = exploded.day_of_week;  // mktime/timegm ignore this
   timestruct.tm_yday   = 0;     // mktime/timegm ignore this
   timestruct.tm_isdst  = -1;    // attempt to figure it out
+#if !defined(OS_NACL)
   timestruct.tm_gmtoff = 0;     // not a POSIX field, so mktime/timegm ignore
   timestruct.tm_zone   = NULL;  // not a POSIX field, so mktime/timegm ignore
+#endif
 
   time_t seconds;
   if (is_local)
     seconds = mktime(&timestruct);
   else
     seconds = timegm(&timestruct);
 
   int64 milliseconds;
   // Handle overflow.  Clamping the range to what mktime and timegm might
   // return is the best that can be done here.  It's not ideal, but it's better
@@ skipping 48 matching lines @@
     return TimeTicks();
   }
 
   absolute_micro =
       (static_cast<int64>(ts.tv_sec) * Time::kMicrosecondsPerSecond) +
       (static_cast<int64>(ts.tv_nsec) / Time::kNanosecondsPerMicrosecond);
 
   return TimeTicks(absolute_micro);
 }
 
+#elif defined(OS_NACL)
+
+TimeTicks TimeTicks::Now() {
+  // Sadly, Native Client does not have _POSIX_TIMERS enabled in sys/features.h
+  // Apparently NaCl only has CLOCK_REALTIME:
+  // http://code.google.com/p/nativeclient/issues/detail?id=1159
+  return TimeTicks(clock());
+}
+
 #else  // _POSIX_MONOTONIC_CLOCK
 #error No usable tick clock function on this platform.
 #endif  // _POSIX_MONOTONIC_CLOCK
 
 // static
 TimeTicks TimeTicks::HighResNow() {
   return Now();
 }
 
 #endif  // !OS_MACOSX
 
 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