Clean up a few more unused globals.

chrome/browser/ui/webui/ntp/ntp_resource_cache.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/ntp_resource_cache.h"
 
 #include <string>
 #include <vector>
 
 #include "apps/app_launcher.h"
@@ skipping 64 matching lines @@
 #if defined(OS_CHROMEOS)
     "https://www.google.com/support/chromeos/bin/answer.py?answer=95464";
 #else
     "https://www.google.com/support/chrome/bin/answer.py?answer=95464";
 #endif
 
 // The URL for the Learn More page shown on guest session new tab.
 const char kLearnMoreGuestSessionUrl[] =
     "https://www.google.com/support/chromeos/bin/answer.py?answer=1057090";
 
-// The URL for bookmark sync service help.
-const char kSyncServiceHelpUrl[] =
-    "https://www.google.com/support/chrome/bin/answer.py?answer=165139";
-
-// The URL to be loaded to display Help.
-const char kHelpContentUrl[] =
-    "https://www.google.com/support/chrome/";
-
 string16 GetUrlWithLang(const GURL& url) {
   return ASCIIToUTF16(google_util::AppendGoogleLocaleParam(url).spec());
 }
 
 std::string SkColorToRGBAString(SkColor color) {
   // We convert the alpha using DoubleToString because StringPrintf will use
   // locale specific formatters (e.g., use , instead of . in German).
   return base::StringPrintf(
       "rgba(%d,%d,%d,%s)",
       SkColorGetR(color),
@@ skipping 599 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;
   css_string = ReplaceStringPlaceholders(new_tab_theme_css, subst, NULL);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }