Revert of Componentize TemplateURLService

components/search_engines/search_host_to_urls_map.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 "components/search_engines/search_host_to_urls_map.h"
-
-#include "base/memory/scoped_ptr.h"
-#include "components/search_engines/template_url.h"
-
-SearchHostToURLsMap::SearchHostToURLsMap()
-    : initialized_(false) {
-}
-
-SearchHostToURLsMap::~SearchHostToURLsMap() {
-}
-
-void SearchHostToURLsMap::Init(
-    const TemplateURLService::TemplateURLVector& template_urls,
-    const SearchTermsData& search_terms_data) {
-  DCHECK(!initialized_);
-  initialized_ = true;  // Set here so Add doesn't assert.
-  Add(template_urls, search_terms_data);
-}
-
-void SearchHostToURLsMap::Add(TemplateURL* template_url,
-                              const SearchTermsData& search_terms_data) {
-  DCHECK(initialized_);
-  DCHECK(template_url);
-
-  const GURL url(template_url->GenerateSearchURL(search_terms_data));
-  if (!url.is_valid() || !url.has_host())
-    return;
-
-  host_to_urls_map_[url.host()].insert(template_url);
-}
-
-void SearchHostToURLsMap::Remove(TemplateURL* template_url) {
-  DCHECK(initialized_);
-  DCHECK(template_url);
-
-  for (HostToURLsMap::iterator i = host_to_urls_map_.begin();
-       i != host_to_urls_map_.end(); ++i) {
-    TemplateURLSet::iterator url_set_iterator = i->second.find(template_url);
-    if (url_set_iterator != i->second.end()) {
-      i->second.erase(url_set_iterator);
-      if (i->second.empty())
-        host_to_urls_map_.erase(i);
-      // A given TemplateURL only occurs once in the map. As soon as we find the
-      // entry, stop.
-      return;
-    }
-  }
-}
-
-TemplateURL* SearchHostToURLsMap::GetTemplateURLForHost(
-    const std::string& host) {
-  DCHECK(initialized_);
-
-  HostToURLsMap::const_iterator iter = host_to_urls_map_.find(host);
-  if (iter == host_to_urls_map_.end() || iter->second.empty())
-    return NULL;
-  return *(iter->second.begin());  // Return the 1st element.
-}
-
-SearchHostToURLsMap::TemplateURLSet* SearchHostToURLsMap::GetURLsForHost(
-    const std::string& host) {
-  DCHECK(initialized_);
-
-  HostToURLsMap::iterator urls_for_host = host_to_urls_map_.find(host);
-  if (urls_for_host == host_to_urls_map_.end() || urls_for_host->second.empty())
-    return NULL;
-  return &urls_for_host->second;
-}
-
-void SearchHostToURLsMap::Add(
-    const TemplateURLService::TemplateURLVector& template_urls,
-    const SearchTermsData& search_terms_data) {
-  for (TemplateURLService::TemplateURLVector::const_iterator i(
-       template_urls.begin()); i != template_urls.end(); ++i)
-    Add(*i, search_terms_data);
-}