Change allowed bindings to be per RenderFrame instead of per RenderView.

content/public/renderer/render_frame.h

 // Copyright 2013 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 CONTENT_PUBLIC_RENDERER_RENDER_FRAME_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_FRAME_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 226 matching lines @@
   // Whether or not this frame is currently pasting.
   virtual bool IsPasting() const = 0;
 
   // Returns the current visibility of the frame.
   virtual blink::WebPageVisibilityState GetVisibilityState() const = 0;
 
   // If PlzNavigate is enabled, returns true in between teh time that Blink
   // requests navigation until the browser responds with the result.
   virtual bool IsBrowserSideNavigationPending() = 0;
 
+  // Bitwise-ORed set of extra bindings that have been enabled.  See
+  // BindingsPolicy for details.
+  virtual int GetEnabledBindings() const = 0;
+
  protected:
   ~RenderFrame() override {}
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderFrameImpl;
   RenderFrame() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_FRAME_H_