Add Blink setting to block doc.written scripts on 2g-like networks

third_party/WebKit/public/web/WebFrameClient.h

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
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     // The frame's theme color has changed.
     virtual void didChangeThemeColor() { }
 
     // Called to dispatch a load event for this frame in the FrameOwner of an
     // out-of-process parent frame.
     virtual void dispatchLoad() { }
 
     // Returns the effective connection type when the frame was fetched.
     virtual WebEffectiveConnectionType getEffectiveConnectionType() { return WebEffectiveConnectionType::TypeUnknown; }
-
+    virtual void setEffectiveConnectionTypeOverride(blink::WebEffectiveConnectionType) {}
+    virtual void clearEffectiveConnectionTypeOverride() {}
 
     // Push API ---------------------------------------------------
 
     // Used to access the embedder for the Push API.
     virtual WebPushClient* pushClient() { return 0; }
 
 
     // Presentation API ----------------------------------------------------
 
     // Used to access the embedder for the Presentation API.
@@ skipping 312 matching lines @@
         return WebURL();
     }
 
 protected:
     virtual ~WebFrameClient() { }
 };
 
 } // namespace blink
 
 #endif