Move SearchProvider implementation into Blink and make it a no-op.

chrome/renderer/chrome_content_renderer_client.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/renderer/chrome_content_renderer_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 21 matching lines @@
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/locale_settings.h"
 #include "chrome/grit/renderer_resources.h"
 #include "chrome/renderer/app_categorizer.h"
 #include "chrome/renderer/banners/app_banner_client.h"
 #include "chrome/renderer/benchmarking_extension.h"
 #include "chrome/renderer/chrome_render_frame_observer.h"
 #include "chrome/renderer/chrome_render_thread_observer.h"
 #include "chrome/renderer/chrome_render_view_observer.h"
 #include "chrome/renderer/content_settings_observer.h"
-#include "chrome/renderer/external_extension.h"
 #include "chrome/renderer/loadtimes_extension_bindings.h"
 #include "chrome/renderer/media/chrome_key_systems.h"
 #include "chrome/renderer/net/net_error_helper.h"
 #include "chrome/renderer/net_benchmarking_extension.h"
 #include "chrome/renderer/page_load_histograms.h"
 #include "chrome/renderer/pepper/pepper_helper.h"
 #include "chrome/renderer/plugins/non_loadable_plugin_placeholder.h"
 #include "chrome/renderer/plugins/plugin_preroller.h"
 #include "chrome/renderer/plugins/plugin_uma.h"
 #include "chrome/renderer/prerender/prerender_dispatcher.h"
@@ skipping 317 matching lines @@
 #endif
   thread->AddObserver(visited_link_slave_.get());
   thread->AddObserver(prerender_dispatcher_.get());
   thread->AddObserver(subresource_filter_ruleset_dealer_.get());
   thread->AddObserver(SearchBouncer::GetInstance());
 
 #if defined(ENABLE_WEBRTC)
   thread->AddFilter(webrtc_logging_message_filter_.get());
 #endif
 
-  thread->RegisterExtension(extensions_v8::ExternalExtension::Get());
   thread->RegisterExtension(extensions_v8::LoadTimesExtension::Get());
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kEnableBenchmarking))
     thread->RegisterExtension(extensions_v8::BenchmarkingExtension::Get());
   if (command_line->HasSwitch(switches::kEnableNetBenchmarking))
     thread->RegisterExtension(extensions_v8::NetBenchmarkingExtension::Get());
   if (command_line->HasSwitch(switches::kInstantProcess))
     thread->RegisterExtension(extensions_v8::SearchBoxExtension::Get());
 
@@ skipping 983 matching lines @@
 // chrome.system.network.getNetworkInterfaces provides the same
 // information. Also, the enforcement of sending and binding UDP is already done
 // by chrome extension permission model.
 bool ChromeContentRendererClient::ShouldEnforceWebRTCRoutingPreferences() {
 #if defined(ENABLE_EXTENSIONS)
   return !IsStandaloneExtensionProcess();
 #else
   return true;
 #endif
 }