ifdef more extensions code to be used only when extensions are enabled.

chrome/browser/media/protected_media_identifier_permission_context.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/media/protected_media_identifier_permission_context.h"
 
 #include <functional>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/content_settings/permission_request_id.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/extensions/suggest_permission_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tab_contents/tab_util.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
+
+#if defined(ENABLE_EXTENSIONS)
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/suggest_permission_util.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/view_type_utils.h"
 #include "extensions/common/extension.h"
 
 using extensions::APIPermission;
+#endif
 
 ProtectedMediaIdentifierPermissionContext::
     ProtectedMediaIdentifierPermissionContext(Profile* profile)
     : profile_(profile), shutting_down_(false) {}
 
 ProtectedMediaIdentifierPermissionContext::
     ~ProtectedMediaIdentifierPermissionContext() {
   // ProtectedMediaIdentifierPermissionContext may be destroyed on either
   // the UI thread or the IO thread, but the PermissionQueueController must have
   // been destroyed on the UI thread.
@@ skipping 15 matching lines @@
   if (cancel_callback) {
     *cancel_callback = base::Bind(
         &ProtectedMediaIdentifierPermissionContext::
             CancelProtectedMediaIdentifierPermissionRequests,
         this, render_process_id, render_view_id, origin);
   }
 
   const PermissionRequestID id(
       render_process_id, render_view_id, 0, origin);
 
+#if defined(ENABLE_EXTENSIONS)
   if (extensions::GetViewType(web_contents) !=
       extensions::VIEW_TYPE_TAB_CONTENTS) {
     // The tab may have gone away, or the request may not be from a tab at all.
     LOG(WARNING)
         << "Attempt to use protected media identifier in tabless renderer: "
         << id.ToString()
         << " (can't prompt user without a visible tab)";
     NotifyPermissionSet(id, origin, result_callback, false);
     return;
   }
+#endif
 
   GURL embedder = web_contents->GetLastCommittedURL();
   if (!origin.is_valid() || !embedder.is_valid()) {
     LOG(WARNING)
         << "Attempt to use protected media identifier from an invalid URL: "
         << origin << "," << embedder
         << " (proteced media identifier is not supported in popups)";
     NotifyPermissionSet(id, origin, result_callback, false);
     return;
   }
@@ skipping 126 matching lines @@
                    origin));
     return;
   }
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   if (shutting_down_)
     return;
   QueueController()->CancelInfoBarRequest(
       PermissionRequestID(render_process_id, render_view_id, 0,
                           origin));
 }