Move WebUI ownership from the RenderFrameHostManager to the RenderFrameHost.

content/browser/frame_host/render_frame_host_delegate.h

Index: content/browser/frame_host/render_frame_host_delegate.h
diff --git a/content/browser/frame_host/render_frame_host_delegate.h b/content/browser/frame_host/render_frame_host_delegate.h
index 0f8e555d30cbc4f01c1ee17cd969278044a0de4e..f70571090a3d5c50d14fbfde8aed3b1cfa9d6dd8 100644
--- a/content/browser/frame_host/render_frame_host_delegate.h
+++ b/content/browser/frame_host/render_frame_host_delegate.h
@@ -9,6 +9,7 @@
 
 #include "base/basictypes.h"
 #include "base/i18n/rtl.h"
+#include "content/browser/webui/web_ui_impl.h"
 #include "content/common/content_export.h"
 #include "content/common/frame_message_enums.h"
 #include "content/public/browser/site_instance.h"
@@ -163,6 +164,13 @@ class CONTENT_EXPORT RenderFrameHostDelegate {
   // https://crbug.com/330264.
   virtual void EnsureOpenerProxiesExist(RenderFrameHost* source_rfh) {}
 
+  // TODO(carlosk): rename this to CreateWebUIForRenderFrameHost or
+  // CreateMainFrameWebUI.
+  // Creates a WebUI object for the given URL if one applies. Ownership of the
+  // returned pointer will be passed to the caller. If no WebUI applies,
+  // returns NULL.

[nasko, 2015/09/18 18:40:19]

nit: null.

[carlosk, 2015/09/30 19:37:27]

Done. But should I use null or nullptr in comments? I used the latter for now.

+  virtual scoped_ptr<WebUIImpl> CreateWebUIForRenderManager(const GURL& url);
+
 #if defined(OS_WIN)
   // Returns the frame's parent's NativeViewAccessible.
   virtual gfx::NativeViewAccessible GetParentNativeViewAccessible();