Adds plumbing to pass WebUI mojo::Handle from browser to renderer

content/common/mojo/render_process.mojom

Index: content/common/mojo/render_process.mojom
diff --git a/content/common/mojo/render_process.mojom b/content/common/mojo/render_process.mojom
new file mode 100644
index 0000000000000000000000000000000000000000..bf8573c18589a69782961fc75a7640088d09d938
--- /dev/null
+++ b/content/common/mojo/render_process.mojom
@@ -0,0 +1,16 @@
+// 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.
+
+module content {
+
+[Peer=RenderProcessMojo]
+interface RenderProcessHostMojo {
+};
+
+[Peer=RenderProcessHostMojo]
+interface RenderProcessMojo {
+  SetBrowserWebUIHandle(int32 view_routing_id, handle browser_web_ui_handle);

[darin (slow to review), 2014/03/21 00:04:52]

nit: maybe |handle| -> |handle<message_pipe>| ?

hmm, it is not so obvious to me why the routing ID is needed here.

[sky, 2014/03/21 03:19:16]

Done.

+};
+
+}