Maintain API compatibility with older versions of V8.

test/cctest/test-thread-termination.cc

 // Copyright 2009 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 354 matching lines @@
   CHECK(!v8::V8::IsExecutionTerminating());
   v8::Handle<v8::String> source =
       v8::String::New("try { loop(); fail(); } catch(e) { fail(); }");
   v8::Script::Compile(source)->Run();
   CHECK(!v8::V8::IsExecutionTerminating());
   // Check we can run JS again after termination.
   CHECK(v8::Script::Compile(v8::String::New("function f() { return true; }"
                                             "f()"))->Run()->IsTrue());
   context.Dispose(context->GetIsolate());
 }
-
-v8::Handle<v8::Value> DoLoopCancelTerminate(const v8::Arguments& args) {
-  v8::TryCatch try_catch;
-  CHECK(!v8::V8::IsExecutionTerminating());
-  v8::Script::Compile(v8::String::New("var term = true;"
-                                      "while(true) {"
-                                      "  if (term) terminate();"
-                                      "  term = false;"
-                                      "}"
-                                      "fail();"))->Run();
-  CHECK(try_catch.HasCaught());
-  CHECK(try_catch.Exception()->IsNull());
-  CHECK(try_catch.Message().IsEmpty());
-  CHECK(!try_catch.CanContinue());
-  CHECK(v8::V8::IsExecutionTerminating());
-  CHECK(try_catch.HasTerminated());
-  v8::V8::CancelTerminateExecution(v8::Isolate::GetCurrent());
-  CHECK(!v8::V8::IsExecutionTerminating());
-  return v8::Undefined();
-}
-
-// Test that a single thread of JavaScript execution can terminate
-// itself and then resume execution.
-TEST(TerminateCancelTerminateFromThreadItself) {
-  v8::HandleScope scope;
-  v8::Handle<v8::ObjectTemplate> global =
-      CreateGlobalTemplate(TerminateCurrentThread, DoLoopCancelTerminate);
-  v8::Persistent<v8::Context> context = v8::Context::New(NULL, global);
-  v8::Context::Scope context_scope(context);
-  CHECK(!v8::V8::IsExecutionTerminating());
-  v8::Handle<v8::String> source =
-      v8::String::New("try { doloop(); } catch(e) { fail(); } 'completed';");
-  // Check that execution completed with correct return value.
-  CHECK(v8::Script::Compile(source)->Run()->Equals(v8_str("completed")));
-  context.Dispose(context->GetIsolate());
-}
-