Adding support for MediaStream and PeerConnection functionality

content/renderer/renderer_webkitplatformsupport_impl.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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 "content/renderer/renderer_webkitplatformsupport_impl.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/platform_file.h"
 #include "base/shared_memory.h"
 #include "base/utf_string_conversions.h"
 #include "content/common/database_util.h"
 #include "content/common/file_system/webfilesystem_impl.h"
 #include "content/common/file_utilities_messages.h"
 #include "content/common/mime_registry_messages.h"
 #include "content/common/npobject_util.h"
 #include "content/common/view_messages.h"
 #include "content/common/webblobregistry_impl.h"
 #include "content/common/webmessageportchannel_impl.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/gamepad_shared_memory_reader.h"
 #include "content/renderer/gpu/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/renderer/indexed_db/renderer_webidbfactory_impl.h"
 #include "content/renderer/media/audio_device.h"
 #include "content/renderer/media/audio_hardware.h"
 #include "content/renderer/render_thread_impl.h"
+#include "content/renderer/render_view_impl.h"
 #include "content/renderer/renderer_clipboard_client.h"
 #include "content/renderer/renderer_webaudiodevice_impl.h"
 #include "content/renderer/renderer_webstoragenamespace_impl.h"
 #include "content/renderer/websharedworkerrepository_impl.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebBlobRegistry.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebGamepads.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBFactory.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBKey.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBKeyPath.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebPeerConnectionHandler.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebPeerConnectionHandlerClient.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebRuntimeFeatures.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSerializedScriptValue.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageEventDispatcher.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebVector.h"
 #include "webkit/glue/simple_webmimeregistry_impl.h"
 #include "webkit/glue/webclipboard_impl.h"
 #include "webkit/glue/webfileutilities_impl.h"
 #include "webkit/glue/webkit_glue.h"
 #include "webkit/gpu/webgraphicscontext3d_in_process_impl.h"
 
@@ skipping 584 matching lines @@
  return WebKitPlatformSupportImpl::userAgent(url);
 }
 
 void RendererWebKitPlatformSupportImpl::GetPlugins(
     bool refresh, std::vector<webkit::WebPluginInfo>* plugins) {
   if (!RenderThreadImpl::current()->plugin_refresh_allowed())
     refresh = false;
   RenderThreadImpl::current()->Send(
       new ViewHostMsg_GetPlugins(refresh, plugins));
 }
+
+//------------------------------------------------------------------------------
+
+WebKit::WebPeerConnectionHandler*
+RendererWebKitPlatformSupportImpl::createPeerConnectionHandler(
+    WebKit::WebPeerConnectionHandlerClient* client) {
+  WebFrame* web_frame = WebFrame::frameForCurrentContext();
+  if (!web_frame)
+    return NULL;
+  RenderViewImpl* render_view = RenderViewImpl::FromWebView(web_frame->view());
+  if (!render_view)
+    return NULL;
+  return render_view->CreatePeerConnectionHandler(client);
+}