(Try 2) InstantExtended: remove dead code related to the non-cacheable NTP.

chrome/browser/task_manager/extension_process_resource_provider.cc

 // Copyright 2013 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/task_manager/extension_process_resource_provider.h"
 
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 80 matching lines @@
   base::string16 extension_name = base::UTF8ToUTF16(GetExtension()->name());
   DCHECK(!extension_name.empty());
 
   Profile* profile = Profile::FromBrowserContext(
       render_view_host->GetProcess()->GetBrowserContext());
   int message_id = util::GetMessagePrefixID(
       GetExtension()->is_app(),
       true,  // is_extension
       profile->IsOffTheRecord(),
       false,  // is_prerender
-      false,  // is_instant_overlay
       IsBackground());
   title_ = l10n_util::GetStringFUTF16(message_id, extension_name);
 }
 
 ExtensionProcessResource::~ExtensionProcessResource() {
 }
 
 base::string16 ExtensionProcessResource::GetTitle() const {
   return title_;
 }
@@ skipping 228 matching lines @@
   task_manager_->RemoveResource(resource);
 
   // Remove it from the provider.
   resources_.erase(iter);
 
   // Finally, delete the resource.
   delete resource;
 }
 
 }  // namespace task_manager