Fix for WebView accessible resources.

extensions/renderer/dispatcher_delegate.h

Index: extensions/renderer/dispatcher_delegate.h
diff --git a/extensions/renderer/dispatcher_delegate.h b/extensions/renderer/dispatcher_delegate.h
index f00c357b7efce87d91977da26a4399eeb371911b..6eb04128f9520823d073716e54d1ee4c19421e11 100644
--- a/extensions/renderer/dispatcher_delegate.h
+++ b/extensions/renderer/dispatcher_delegate.h
@@ -52,6 +52,10 @@ class DispatcherDelegate {
   // TODO(rockot): This doesn't belong in a generic extensions system interface.
   // See http://crbug.com/368431.
   virtual void SetChannel(int channel) {}
+
+  // Sets the WebView parition ID for this renderer process. This should only be
+  // called in a WebView guest renderer process.
+  virtual void SetWebViewPartitionID(const std::string& parition_id) {}
 };
 
 }  // namespace extensions