Avoid parsing the webstore base url so much.

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

 // Copyright 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/ntp_resource_cache.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 426 matching lines @@
       l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_FULLSCREEN));
   load_time_data.SetString("syncpromotext",
       l10n_util::GetStringUTF16(IDS_SYNC_START_SYNC_BUTTON_LABEL));
   load_time_data.SetString("syncLinkText",
       l10n_util::GetStringUTF16(IDS_SYNC_ADVANCED_OPTIONS));
   load_time_data.SetBoolean("shouldShowSyncLogin",
                             AppLauncherLoginHandler::ShouldShow(profile_));
   load_time_data.SetString("learnMore",
       l10n_util::GetStringUTF16(IDS_LEARN_MORE));
   const std::string& app_locale = g_browser_process->GetApplicationLocale();
-  load_time_data.SetString("webStoreLink",
-      google_util::AppendGoogleLocaleParam(
-          GURL(extension_urls::GetWebstoreLaunchURL()), app_locale).spec());
+  load_time_data.SetString(
+      "webStoreLink", google_util::AppendGoogleLocaleParam(
+                          extension_urls::GetWebstoreLaunchURL(), app_locale)
+                          .spec());
   load_time_data.SetString("appInstallHintText",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_APP_INSTALL_HINT_LABEL));
   load_time_data.SetString("learn_more",
       l10n_util::GetStringUTF16(IDS_LEARN_MORE));
   load_time_data.SetString("tile_grid_screenreader_accessible_description",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_TILE_GRID_ACCESSIBLE_DESCRIPTION));
   load_time_data.SetString("page_switcher_change_title",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_PAGE_SWITCHER_CHANGE_TITLE));
   load_time_data.SetString("page_switcher_same_title",
       l10n_util::GetStringUTF16(IDS_NEW_TAB_PAGE_SWITCHER_SAME_TITLE));
@@ skipping 141 matching lines @@
   // Get our template.
   static const base::StringPiece new_tab_theme_css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_NEW_TAB_4_THEME_CSS));
 
   // Create the string from our template and the replacements.
   std::string css_string =
       ui::ReplaceTemplateExpressions(new_tab_theme_css, substitutions);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }