Renderer context menu: add missing search provider link.

chrome/browser/renderer_context_menu/render_view_context_menu.cc

 // Copyright 2014 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/renderer_context_menu/render_view_context_menu.h"
 
 #include <algorithm>
 #include <set>
 #include <utility>
 
@@ skipping 621 matching lines @@
 
   if (content_type_->SupportsGroup(ContextMenuContentType::ITEM_GROUP_EDITABLE))
     AppendEditableItems();
 
   if (content_type_->SupportsGroup(ContextMenuContentType::ITEM_GROUP_COPY)) {
     DCHECK(!content_type_->SupportsGroup(
                ContextMenuContentType::ITEM_GROUP_EDITABLE));
     AppendCopyItem();
   }
 
+  if (content_type_->SupportsGroup(
+          ContextMenuContentType::ITEM_GROUP_SEARCH_PROVIDER)) {
+    AppendSearchProvider();
+  }
+
   if (content_type_->SupportsGroup(ContextMenuContentType::ITEM_GROUP_PRINT))
     AppendPrintItem();
 
   if (content_type_->SupportsGroup(
           ContextMenuContentType::ITEM_GROUP_ALL_EXTENSION)) {
     DCHECK(!content_type_->SupportsGroup(
                ContextMenuContentType::ITEM_GROUP_CURRENT_EXTENSION));
     AppendAllExtensionItems();
   }
 
@@ skipping 1393 matching lines @@
   source_web_contents_->GetRenderViewHost()->
       ExecuteMediaPlayerActionAtLocation(location, action);
 }
 
 void RenderViewContextMenu::PluginActionAt(
     const gfx::Point& location,
     const WebPluginAction& action) {
   source_web_contents_->GetRenderViewHost()->
       ExecutePluginActionAtLocation(location, action);
 }