Remove profiler thread related methods from RuntimeProfiler

src/isolate.cc

Index: src/isolate.cc
diff --git a/src/isolate.cc b/src/isolate.cc
index e7b1769aaf3a42764b6bd97004dfcbb6e75d558e..537828c26b0a51f019c28a65e5ff610e01b4c8b3 100644
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -1556,9 +1556,6 @@ Handle<Context> Isolate::GetCallingNativeContext() {
 
 
 char* Isolate::ArchiveThread(char* to) {
-  if (RuntimeProfiler::IsEnabled() && current_vm_state() == JS) {
-    RuntimeProfiler::IsolateExitedJS(this);
-  }
   memcpy(to, reinterpret_cast<char*>(thread_local_top()),
          sizeof(ThreadLocalTop));
   InitializeThreadLocal();
@@ -1581,9 +1578,6 @@ char* Isolate::RestoreThread(char* from) {
   thread_local_top()->simulator_ = Simulator::current(this);
 #endif
 #endif
-  if (RuntimeProfiler::IsEnabled() && current_vm_state() == JS) {
-    RuntimeProfiler::IsolateEnteredJS(this);
-  }
   ASSERT(context() == NULL || context()->IsContext());
   return from + sizeof(ThreadLocalTop);
 }