Revert "[Translate] Add translate ranker model loader."

components/translate/core/browser/mock_translate_ranker.cc

-// Copyright 2016 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 "components/translate/core/browser/mock_translate_ranker.h"
-
-#include "components/metrics/proto/translate_event.pb.h"
-
-namespace translate {
-namespace testing {
-
-MockTranslateRanker::MockTranslateRanker() {}
-
-MockTranslateRanker::~MockTranslateRanker() {}
-
-bool MockTranslateRanker::IsLoggingEnabled() {
-  return is_logging_enabled_;
-}
-
-bool MockTranslateRanker::IsQueryEnabled() {
-  return is_query_enabled_;
-}
-
-bool MockTranslateRanker::IsEnforcementEnabled() {
-  return is_enforcement_enabled_;
-}
-
-int MockTranslateRanker::GetModelVersion() const {
-  return model_version_;
-}
-
-bool MockTranslateRanker::ShouldOfferTranslation(
-    const TranslatePrefs& /* translate_prefs */,
-    const std::string& /* src_lang */,
-    const std::string& /* dst_lang */) {
-  return should_offer_translation_;
-}
-
-void MockTranslateRanker::AddTranslateEvent(
-    const metrics::TranslateEventProto& translate_event) {
-  event_cache_.push_back(translate_event);
-}
-
-void MockTranslateRanker::FlushTranslateEvents(
-    std::vector<metrics::TranslateEventProto>* events) {
-  events->swap(event_cache_);
-  event_cache_.clear();
-}
-
-}  // namespace testing
-}  // namespace translate