Profiler Take 2

runtime/vm/signal_handler_linux.cc

 // Copyright (c) 2013, 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 "vm/globals.h"
 #include "vm/simulator.h"
 #include "vm/signal_handler.h"
 #if defined(TARGET_OS_LINUX)
 
 namespace dart {
@@ skipping 65 matching lines @@
   act.sa_sigaction = action;
   sigemptyset(&act.sa_mask);
   act.sa_flags = SA_RESTART | SA_SIGINFO;
   // TODO(johnmccutchan): Do we care about restoring the signal handler?
   struct sigaction old_act;
   int r = sigaction(SIGPROF, &act, &old_act);
   ASSERT(r == 0);
 }
 
 
-ScopedSignalBlocker::ScopedSignalBlocker() {
-  sigset_t set;
-  sigemptyset(&set);
-  sigaddset(&set, SIGPROF);
-  pthread_sigmask(SIG_SETMASK, &set, &old_);
-}
-
-
-ScopedSignalBlocker::~ScopedSignalBlocker() {
-  pthread_sigmask(SIG_SETMASK, &old_, NULL);
-}
-
 }  // namespace dart
 
 #endif  // defined(TARGET_OS_LINUX)