Add hooks to content to request permission to connect to the PPAPI broker.

content/public/browser/web_contents_delegate.h

Index: content/public/browser/web_contents_delegate.h
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index ac817cceffd19474ebdf33b78f9d9c866287affe..9d2d459b4c64c8b11a3b22ca78ade10637c411ff 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -422,6 +422,14 @@ class CONTENT_EXPORT WebContentsDelegate {
       const MediaStreamRequest* request,
       const MediaResponseCallback& callback) {}
 
+  // Requests permission to access the PPAPI broker. The passed in |callback|
+  // should be called with the result.
+  virtual void RequestPpapiBrokerPermission(
+      WebContents* web_contents,
+      const GURL& url,
+      const FilePath& plugin_path,
+      const base::Callback<void(bool)>& callback);
+
  protected:
   virtual ~WebContentsDelegate();