Move creation of PeerConnection from the RenderView to the RenderThreadImpl.

content/renderer/renderer_webkitplatformsupport_impl.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 "content/renderer/renderer_webkitplatformsupport_impl.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/metrics/histogram.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/fileapi/webblobregistry_impl.h"
 #include "content/common/fileapi/webfilesystem_impl.h"
 #include "content/common/file_utilities_messages.h"
 #include "content/common/indexed_db/proxy_webidbfactory_impl.h"
 #include "content/common/mime_registry_messages.h"
 #include "content/common/npobject_util.h"
 #include "content/common/view_messages.h"
 #include "content/common/webmessageportchannel_impl.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/gpu_info.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
 #include "content/renderer/gamepad_shared_memory_reader.h"
 #include "content/renderer/hyphenator/hyphenator.h"
 #include "content/renderer/media/audio_hardware.h"
+#include "content/renderer/media/media_stream_dependency_factory.h"
 #include "content/renderer/media/renderer_webaudiodevice_impl.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/websharedworkerrepository_impl.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "media/audio/audio_output_device.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebBlobRegistry.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFileInfo.h"
@@ skipping 629 matching lines @@
     refresh = false;
   RenderThread::Get()->Send(
       new ViewHostMsg_GetPlugins(refresh, plugins));
 }
 
 //------------------------------------------------------------------------------
 
 WebPeerConnection00Handler*
 RendererWebKitPlatformSupportImpl::createPeerConnection00Handler(
     WebPeerConnection00HandlerClient* client) {
-  WebFrame* web_frame = WebFrame::frameForCurrentContext();
-  if (!web_frame)
+  RenderThreadImpl* render_thread = RenderThreadImpl::current();
+  DCHECK(render_thread);
+  if (!render_thread)
     return NULL;
-  RenderViewImpl* render_view = RenderViewImpl::FromWebView(web_frame->view());
-  if (!render_view)
-    return NULL;
-  return render_view->CreatePeerConnectionHandlerJsep(client);
+#if defined(ENABLE_WEBRTC)
+  MediaStreamDependencyFactory* rtc_dependency_factory =
+      render_thread->GetMediaStreamDependencyFactory();
+  return rtc_dependency_factory->CreatePeerConnectionHandlerJsep(client);
+#else
+  return NULL;
+#endif  // defined(ENABLE_WEBRTC)
 }
 
 //------------------------------------------------------------------------------
 
 WebMediaStreamCenter*
 RendererWebKitPlatformSupportImpl::createMediaStreamCenter(
     WebMediaStreamCenterClient* client) {
   RenderThreadImpl* render_thread = RenderThreadImpl::current();
   DCHECK(render_thread);
   if (!render_thread)
@@ skipping 38 matching lines @@
     const char16* characters,
     size_t length,
     size_t before_index,
     const WebKit::WebString& locale) {
   // Crash if WebKit calls this function when canHyphenate returns false.
   DCHECK(locale.isEmpty() || locale.equals("en-US"));
   DCHECK(hyphenator_.get());
   return hyphenator_->ComputeLastHyphenLocation(string16(characters, length),
                                                 before_index);
 }