Move TranslateURLFetcher to the translate component

chrome/browser/translate/chrome_translate_delegate.cc

+// Copyright 2014 The Chromium 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 "chrome/browser/translate/chrome_translate_delegate.h"
+
+#include "base/memory/singleton.h"
+#include "chrome/browser/browser_process.h"
+
+ChromeTranslateDelegate* ChromeTranslateDelegate::GetInstance() {
+  return Singleton<ChromeTranslateDelegate>::get();
+}
+
+ChromeTranslateDelegate::ChromeTranslateDelegate() {}
+
+ChromeTranslateDelegate::~ChromeTranslateDelegate() {}
+
+// TranslateDelegate methods.
+
+net::URLRequestContextGetter* ChromeTranslateDelegate::GetURLRequestContext() {
+  return g_browser_process->system_request_context();
+}