Move InitializeICU() to the V8 API and use it.

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 27 matching lines @@
 #include "compiler.h"
 #include "conversions-inl.h"
 #include "counters.h"
 #include "cpu-profiler.h"
 #include "debug.h"
 #include "deoptimizer.h"
 #include "execution.h"
 #include "global-handles.h"
 #include "heap-profiler.h"
 #include "heap-snapshot-generator-inl.h"
+#include "icu_util.h"
 #include "messages.h"
 #ifdef COMPRESS_STARTUP_DATA_BZ2
 #include "natives.h"
 #endif
 #include "parser.h"
 #include "platform.h"
 #include "profile-generator-inl.h"
 #include "property-details.h"
 #include "property.h"
 #include "runtime.h"
@@ skipping 5361 matching lines @@
 }
 
 
 int v8::V8::ContextDisposedNotification() {
   i::Isolate* isolate = i::Isolate::Current();
   if (!isolate->IsInitialized()) return 0;
   return isolate->heap()->NotifyContextDisposed();
 }
 
 
+bool v8::V8::InitializeICU() {
+  return i::InitializeICU();
+}
+
+
 const char* v8::V8::GetVersion() {
   return i::Version::GetVersion();
 }
 
 
 static i::Handle<i::FunctionTemplateInfo>
     EnsureConstructor(i::Handle<i::ObjectTemplateInfo> templ) {
   if (templ->constructor()->IsUndefined()) {
     Local<FunctionTemplate> constructor = FunctionTemplate::New();
     Utils::OpenHandle(*constructor)->set_instance_template(*templ);
@@ skipping 2607 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