Cleanup: Remove dead code in NewTabUI

chrome/browser/ui/webui/ntp/new_tab_ui.cc

 // Copyright (c) 2012 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/ui/webui/ntp/new_tab_ui.h"
 
 #include <memory>
+#include <string>
 
 #include "base/i18n/rtl.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/metrics_handler.h"
 #include "chrome/browser/ui/webui/ntp/app_launcher_handler.h"
 #include "chrome/browser/ui/webui/ntp/core_app_launcher_handler.h"
 #include "chrome/browser/ui/webui/ntp/ntp_resource_cache.h"
 #include "chrome/browser/ui/webui/ntp/ntp_resource_cache_factory.h"
 #include "chrome/browser/ui/webui/theme_handler.h"
 #include "chrome/common/url_constants.h"
 #include "components/bookmarks/common/bookmark_pref_names.h"
 #include "components/prefs/pref_service.h"
 #include "components/strings/grit/components_strings.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "extensions/browser/extension_system.h"
 #include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
 #include "url/gurl.h"
 
 using content::BrowserThread;
 using content::WebUIController;
 
 namespace {
 
 // Strings sent to the page via jstemplates used to set the direction of the
 // HTML document based on locale.
 const char kRTLHtmlTextDirection[] = "rtl";
@@ skipping 132 matching lines @@
 std::string NewTabUI::NewTabHTMLSource::GetSource() const {
   return chrome::kChromeUINewTabHost;
 }
 
 void NewTabUI::NewTabHTMLSource::StartDataRequest(
     const std::string& path,
     const content::ResourceRequestInfo::WebContentsGetter& wc_getter,
     const content::URLDataSource::GotDataCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
-  std::map<std::string, std::pair<std::string, int> >::iterator it =
-    resource_map_.find(path);
-  if (it != resource_map_.end()) {
-    scoped_refptr<base::RefCountedMemory> resource_bytes(
-        it->second.second ?
-            ResourceBundle::GetSharedInstance().LoadDataResourceBytes(
-                it->second.second) :
-            new base::RefCountedStaticMemory);
-    callback.Run(resource_bytes.get());
-    return;
-  }
-
   if (!path.empty() && path[0] != '#') {
     // A path under new-tab was requested; it's likely a bad relative
     // URL from the new tab page, but in any case it's an error.
     NOTREACHED() << path << " should not have been requested on the NTP";
     callback.Run(NULL);
     return;
   }
 
   content::WebContents* web_contents = wc_getter.Run();
   content::RenderProcessHost* render_host =
       web_contents ? web_contents->GetRenderProcessHost() : nullptr;
   NTPResourceCache::WindowType win_type = NTPResourceCache::GetWindowType(
       profile_, render_host);
   scoped_refptr<base::RefCountedMemory> html_bytes(
       NTPResourceCacheFactory::GetForProfile(profile_)->
       GetNewTabHTML(win_type));
 
   callback.Run(html_bytes.get());
 }
 
 std::string NewTabUI::NewTabHTMLSource::GetMimeType(const std::string& resource)
     const {
-  std::map<std::string, std::pair<std::string, int> >::const_iterator it =
-      resource_map_.find(resource);
-  if (it != resource_map_.end())
-    return it->second.first;
   return "text/html";
 }
 
 bool NewTabUI::NewTabHTMLSource::ShouldReplaceExistingSource() const {
   return false;
 }
 
 std::string NewTabUI::NewTabHTMLSource::GetContentSecurityPolicyScriptSrc()
     const {
   // 'unsafe-inline' and google resources are added to script-src.
@@ skipping 10 matching lines @@
     const {
   return "img-src chrome-search://thumb chrome-search://thumb2 "
       "chrome-search://theme chrome://theme data:;";
 }
 
 std::string NewTabUI::NewTabHTMLSource::GetContentSecurityPolicyChildSrc()
     const {
   return "child-src chrome-search://most-visited;";
 }
 
-void NewTabUI::NewTabHTMLSource::AddResource(const char* resource,
-                                             const char* mime_type,
-                                             int resource_id) {
-  DCHECK(resource);
-  DCHECK(mime_type);
-  resource_map_[std::string(resource)] =
-      std::make_pair(std::string(mime_type), resource_id);
-}
-
 NewTabUI::NewTabHTMLSource::~NewTabHTMLSource() {}