Support exposing Mojo services between render frames, render threads, and their respective hosts.

content/renderer/web_ui_setup_impl.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 "content/renderer/web_ui_setup_impl.h"
-
-#include "content/public/renderer/render_view.h"
-#include "content/renderer/web_ui_mojo.h"
-
-namespace content {
-
-// static
-void WebUISetupImpl::Bind(mojo::ScopedMessagePipeHandle handle) {
-  mojo::BindToPipe(new WebUISetupImpl(), handle.Pass());
-}
-
-void WebUISetupImpl::OnConnectionError() {
-  delete this;
-}
-
-void WebUISetupImpl::SetWebUIHandle(
-    int32 view_routing_id,
-    mojo::ScopedMessagePipeHandle web_ui_handle) {
-  RenderView* render_view = RenderView::FromRoutingID(view_routing_id);
-  if (!render_view)
-    return;
-  WebUIMojo* web_ui_mojo = WebUIMojo::Get(render_view);
-  if (!web_ui_mojo)
-    return;
-  web_ui_mojo->SetBrowserHandle(web_ui_handle.Pass());
-}
-
-}  // namespace content