Kill dead code in thread_linux.cc

runtime/platform/thread_linux.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/globals.h"
 #if defined(TARGET_OS_LINUX)
 
 #include "platform/thread.h"
 
 #include <errno.h>  // NOLINT
@@ skipping 37 matching lines @@
   ASSERT(result == 0);
   ts->tv_sec += secs;
   ts->tv_nsec += nanos;
   if (ts->tv_nsec >= kNanosecondsPerSecond) {
     ts->tv_sec += 1;
     ts->tv_nsec -= kNanosecondsPerSecond;
   }
 }
 
 
-static void ComputeTimeSpec(struct timespec* ts, int64_t millis) {
-  ComputeTimeSpec(ts, millis * kMicrosecondsPerMillisecond);
-}
-
-
 class ThreadStartData {
  public:
   ThreadStartData(Thread::ThreadStartFunction function,
                   uword parameter)
       : function_(function), parameter_(parameter) {}
 
   Thread::ThreadStartFunction function() const { return function_; }
   uword parameter() const { return parameter_; }
 
  private:
@@ skipping 237 matching lines @@
 
 void Monitor::NotifyAll() {
   // TODO(iposva): Do we need to track lock owners?
   int result = pthread_cond_broadcast(data_.cond());
   VALIDATE_PTHREAD_RESULT(result);
 }
 
 }  // namespace dart
 
 #endif  // defined(TARGET_OS_LINUX)