Include thread CPU time in Timeline

runtime/vm/os_thread.h

 // 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.
 
 #ifndef VM_OS_THREAD_H_
 #define VM_OS_THREAD_H_
 
 #include "platform/globals.h"
 #include "vm/allocation.h"
 #include "vm/globals.h"
@@ skipping 155 matching lines @@
   static uword GetThreadLocal(ThreadLocalKey key) {
     return ThreadInlineImpl::GetThreadLocal(key);
   }
   static ThreadId GetCurrentThreadId();
   static void SetThreadLocal(ThreadLocalKey key, uword value);
   static intptr_t GetMaxStackSize();
   static void Join(ThreadJoinId id);
   static intptr_t ThreadIdToIntPtr(ThreadId id);
   static ThreadId ThreadIdFromIntPtr(intptr_t id);
   static bool Compare(ThreadId a, ThreadId b);
-  static void GetThreadCpuUsage(ThreadId thread_id, int64_t* cpu_usage);
 
   // Called at VM startup and shutdown.
   static void InitOnce();
 
   static bool IsThreadInList(ThreadJoinId join_id);
 
   static void DisableOSThreadCreation();
   static void EnableOSThreadCreation();
 
   static const intptr_t kStackSizeBuffer = (4 * KB * kWordSize);
@@ skipping 158 matching lines @@
   friend class SafepointMonitorLocker;
   friend void Dart_TestMonitor();
   DISALLOW_COPY_AND_ASSIGN(Monitor);
 };
 
 
 }  // namespace dart
 
 
 #endif  // VM_OS_THREAD_H_