Change the way that gzipped resources are loaded from resources.pak

content/public/browser/url_data_source.h

Index: content/public/browser/url_data_source.h
diff --git a/content/public/browser/url_data_source.h b/content/public/browser/url_data_source.h
index 111cc20cb11b3061b6b4149ef629db76770dd08f..c941d4277cbd8deae803d47f0c97acf34eb527a3 100644
--- a/content/public/browser/url_data_source.h
+++ b/content/public/browser/url_data_source.h
@@ -147,6 +147,9 @@ class CONTENT_EXPORT URLDataSource {
   virtual void WillServiceRequest(
       const net::URLRequest* request,
       std::string* path) const {}
+
+  // Whether |path| is gzipped (and should be transmitted gzipped).
+  virtual bool IsGzipped(const std::string& path) const;
 };
 
 }  // namespace content