Drop GetCurrentThreadId() and TerminateExecution(int) from the external API.

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 6754 matching lines @@
 
 
 void V8::RemoveCallCompletedCallback(CallCompletedCallback callback) {
   i::Isolate::EnsureDefaultIsolate();
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::V8::RemoveLeaveScriptCallback()")) return;
   i::V8::RemoveCallCompletedCallback(callback);
 }
 
 
-int V8::GetCurrentThreadId() {
-  i::Isolate* isolate = i::Isolate::Current();
-  EnsureInitializedForIsolate(isolate, "V8::GetCurrentThreadId()");
-  return isolate->thread_id().ToInteger();
-}
-
-
-void V8::TerminateExecution(int thread_id) {
-  i::Isolate* isolate = i::Isolate::Current();
-  if (!isolate->IsInitialized()) return;
-  API_ENTRY_CHECK(isolate, "V8::TerminateExecution()");
-  // If the thread_id identifies the current thread just terminate
-  // execution right away.  Otherwise, ask the thread manager to
-  // terminate the thread with the given id if any.
-  i::ThreadId internal_tid = i::ThreadId::FromInteger(thread_id);
-  if (isolate->thread_id().Equals(internal_tid)) {
-    isolate->stack_guard()->TerminateExecution();
-  } else {
-    isolate->thread_manager()->TerminateExecution(internal_tid);
-  }
-}
-
-
 void V8::TerminateExecution(Isolate* isolate) {
   // If no isolate is supplied, use the default isolate.
   if (isolate != NULL) {
     reinterpret_cast<i::Isolate*>(isolate)->stack_guard()->TerminateExecution();
   } else {
     i::Isolate::GetDefaultIsolateStackGuard()->TerminateExecution();
   }
 }
 
 
@@ skipping 1089 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   return callback(info);
 }
 
 
 } }  // namespace v8::internal