Remove ContentBrowserClient::GuestWebContentsAttached

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index d29b30ee2e539c58c5e1f731d13ee1ddde766533..48accc4a763d2d0346977feed157dee64b8a8c8a 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -159,16 +159,6 @@ class CONTENT_EXPORT ContentBrowserClient {
       BrowserPluginGuestDelegate** guest_delegate,
       scoped_ptr<base::DictionaryValue> extra_params) {}
 
-  // Notifies that a guest WebContents has been attached to a BrowserPlugin.
-  // A guest is attached to a BrowserPlugin when the guest has acquired an
-  // embedder WebContents. This happens on initial navigation or when a new
-  // window is attached to a BrowserPlugin. |extra_params| are params sent
-  // from javascript.
-  virtual void GuestWebContentsAttached(
-      WebContents* guest_web_contents,
-      WebContents* embedder_web_contents,
-      const base::DictionaryValue& extra_params) {}
-
   // Notifies that a render process will be created. This is called before
   // the content layer adds its own BrowserMessageFilters, so that the
   // embedder's IPC filters have priority.