Remove temporary work-around for PDFium

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 6549 matching lines @@
 }
 
 
 Isolate* Isolate::GetCurrent() {
   i::Isolate* isolate = i::Isolate::Current();
   return reinterpret_cast<Isolate*>(isolate);
 }
 
 
 Isolate* Isolate::New(const Isolate::CreateParams& params) {
-  // TODO(jochen): Remove again soon.
-  V8::Initialize();
-
   i::Isolate* isolate = new i::Isolate();
   Isolate* v8_isolate = reinterpret_cast<Isolate*>(isolate);
   if (params.entry_hook) {
     isolate->set_function_entry_hook(params.entry_hook);
   }
   if (params.code_event_handler) {
     isolate->InitializeLoggingAndCounters();
     isolate->logger()->SetCodeEventHandler(kJitCodeEventDefault,
                                            params.code_event_handler);
   }
@@ skipping 1075 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);
   callback(info);
 }
 
 
 } }  // namespace v8::internal