Make <webview> use out-of-process iframe architecture.

components/guest_view/renderer/iframe_guest_view_container.h

Index: components/guest_view/renderer/iframe_guest_view_container.h
diff --git a/components/guest_view/renderer/iframe_guest_view_container.h b/components/guest_view/renderer/iframe_guest_view_container.h
new file mode 100644
index 0000000000000000000000000000000000000000..0d16b77a5845061b2c264bc28369bff52eb6ed2d
--- /dev/null
+++ b/components/guest_view/renderer/iframe_guest_view_container.h
@@ -0,0 +1,26 @@
+// Copyright 2015 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.
+
+#ifndef COMPONENTS_GUEST_VIEW_RENDERER_IFRAME_GUEST_VIEW_CONTAINER_H_
+#define COMPONENTS_GUEST_VIEW_RENDERER_IFRAME_GUEST_VIEW_CONTAINER_H_
+
+#include "components/guest_view/renderer/guest_view_container.h"
+
+namespace guest_view {
+
+class IframeGuestViewContainer : public GuestViewContainer {

[Fady Samuel, 2015/06/24 22:01:10]

nit: Description of this class and what it does that's unique to iframes.

[lazyboy, 2015/06/24 23:01:51]

Done.

+ public:
+  explicit IframeGuestViewContainer(content::RenderFrame* render_frame);
+  ~IframeGuestViewContainer() override;
+
+  // GuestViewContainer overrides.
+  bool OnMessage(const IPC::Message& message) override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(IframeGuestViewContainer);
+};
+
+}  // namespace guest_view
+
+#endif  // COMPONENTS_GUEST_VIEW_RENDERER_IFRAME_GUEST_VIEW_CONTAINER_H_