Move enable extensions define to a build flag.

chrome/browser/speech/chrome_speech_recognition_manager_delegate.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/speech/chrome_speech_recognition_manager_delegate.h"
 
 #include <set>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 12 matching lines @@
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/resource_context.h"
 #include "content/public/browser/speech_recognition_manager.h"
 #include "content/public/browser/speech_recognition_session_config.h"
 #include "content/public/browser/speech_recognition_session_context.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/speech_recognition_error.h"
 #include "content/public/common/speech_recognition_result.h"
+#include "extensions/features/features.h"
 #include "net/url_request/url_request_context_getter.h"
 
 #if defined(OS_WIN)
 #include "chrome/installer/util/wmi.h"
 #endif
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 #include "chrome/browser/extensions/extension_service.h"
 #include "extensions/browser/view_type_utils.h"
 #endif
 
 using content::BrowserThread;
 using content::SpeechRecognitionManager;
 using content::WebContents;
 
 namespace speech {
 
@@ skipping 276 matching lines @@
 
   if (!render_view_host) {
     // This happens for extensions. Manifest should be checked for permission.
     allowed = true;
     check_permission = false;
     BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
                             base::Bind(callback, check_permission, allowed));
     return;
   }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   WebContents* web_contents = WebContents::FromRenderViewHost(render_view_host);
   extensions::ViewType view_type = extensions::GetViewType(web_contents);
 
   if (view_type == extensions::VIEW_TYPE_TAB_CONTENTS ||
       view_type == extensions::VIEW_TYPE_APP_WINDOW ||
       view_type == extensions::VIEW_TYPE_LAUNCHER_PAGE ||
       view_type == extensions::VIEW_TYPE_COMPONENT ||
       view_type == extensions::VIEW_TYPE_EXTENSION_POPUP ||
       view_type == extensions::VIEW_TYPE_EXTENSION_BACKGROUND_PAGE) {
     // If it is a tab, we can check for permission. For apps, this means
     // manifest would be checked for permission.
     allowed = true;
     check_permission = true;
   }
 #else
   // Otherwise this should be a regular tab contents.
   allowed = true;
   check_permission = true;
 #endif
 
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
                           base::Bind(callback, check_permission, allowed));
 }
 
 }  // namespace speech