Cleanup: Only build extensions renderer code when extensions are enabled.

chrome/renderer/chrome_render_process_observer.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_render_process_observer.h"
 
 #include <limits>
 #include <vector>
 
 #include "base/allocator/allocator_extension.h"
@@ skipping 10 matching lines @@
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/platform_thread.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/net/net_resource_provider.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/common/variations/variations_util.h"
 #include "chrome/renderer/content_settings_observer.h"
-#include "chrome/renderer/extensions/extension_localization_peer.h"
 #include "chrome/renderer/security_filter_peer.h"
 #include "content/public/child/resource_dispatcher_delegate.h"
 #include "content/public/renderer/render_thread.h"
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "crypto/nss_util.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_module.h"
 #include "third_party/WebKit/public/web/WebCache.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
 #include "third_party/WebKit/public/web/WebView.h"
 
 #if defined(OS_WIN)
 #include "base/win/iat_patch_function.h"
 #endif
 
+#if defined(ENABLE_EXTENSIONS)
+#include "chrome/renderer/extensions/extension_localization_peer.h"
+#endif
+
 using blink::WebCache;
 using blink::WebRuntimeFeatures;
 using blink::WebSecurityPolicy;
 using blink::WebString;
 using content::RenderThread;
 
 namespace {
 
 const int kCacheStatsDelayMS = 2000;
 
@@ skipping 23 matching lines @@
 
     // Resource canceled with a specific error are filtered.
     return SecurityFilterPeer::CreateSecurityFilterPeerForDeniedRequest(
         resource_type, current_peer, error_code);
   }
 
   virtual content::RequestPeer* OnReceivedResponse(
       content::RequestPeer* current_peer,
       const std::string& mime_type,
       const GURL& url) OVERRIDE {
+#if defined(ENABLE_EXTENSIONS)
     return ExtensionLocalizationPeer::CreateExtensionLocalizationPeer(
         current_peer, RenderThread::Get(), mime_type, url);
+#else
+    return NULL;
+#endif
   }
 
  private:
   void InformHostOfCacheStats() {
     WebCache::UsageStats stats;
     WebCache::getUsageStats(&stats);
     RenderThread::Get()->Send(new ChromeViewHostMsg_UpdatedCacheStats(stats));
   }
 
   base::WeakPtrFactory<RendererResourceDelegate> weak_factory_;
@@ skipping 256 matching lines @@
 }
 
 void ChromeRenderProcessObserver::OnGetV8HeapStats() {
   HeapStatisticsCollector::Instance()->InitiateCollection();
 }
 
 const RendererContentSettingRules*
 ChromeRenderProcessObserver::content_setting_rules() const {
   return &content_setting_rules_;
 }