Allow extension APIs to be called from WebUI.

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 "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
@@ skipping 1107 matching lines @@
 bool ChromeContentRendererClient::AllowPopup() {
   extensions::ScriptContext* current_context =
       extension_dispatcher_->script_context_set().GetCurrent();
   if (!current_context || !current_context->extension())
     return false;
   // See http://crbug.com/117446 for the subtlety of this check.
   switch (current_context->context_type()) {
     case extensions::Feature::UNSPECIFIED_CONTEXT:
     case extensions::Feature::WEB_PAGE_CONTEXT:
     case extensions::Feature::UNBLESSED_EXTENSION_CONTEXT:
+    case extensions::Feature::WEBUI_CONTEXT:
       return false;
     case extensions::Feature::BLESSED_EXTENSION_CONTEXT:
     case extensions::Feature::CONTENT_SCRIPT_CONTEXT:
       return true;
     case extensions::Feature::BLESSED_WEB_PAGE_CONTEXT:
       return !current_context->web_frame()->parent();
   }
   NOTREACHED();
   return false;
 }
@@ skipping 361 matching lines @@
 
   if (IsExtensionOrSharedModuleWhitelisted(url, allowed_video_decode_origins_))
     return true;
 
   chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
   return channel <= chrome::VersionInfo::CHANNEL_DEV;
 #else
   return false;
 #endif
 }