"Load image" context menu item to reload a LoFi image.

content/child/weburlresponse_extradata_impl.h

Index: content/child/weburlresponse_extradata_impl.h
diff --git a/content/child/weburlresponse_extradata_impl.h b/content/child/weburlresponse_extradata_impl.h
index 719b0693c4c05d9e124ec2cf272f3e0df13e1c09..57ab00756dff2112ab16655e91481936f91cc01c 100644
--- a/content/child/weburlresponse_extradata_impl.h
+++ b/content/child/weburlresponse_extradata_impl.h
@@ -44,6 +44,14 @@ class CONTENT_EXPORT WebURLResponseExtraDataImpl :
     proxy_server_ = proxy_server;
   }
 
+  // Flag whether this request was loaded in low fidelity.
+  bool was_fetched_lo_fi() const {
+    return was_fetched_lo_fi_;
+  }
+  void set_was_fetched_lo_fi(bool was_fetched_lo_fi) {
+    was_fetched_lo_fi_ = was_fetched_lo_fi;
+  }
+
   /// Flag whether this request was loaded via the SPDY protocol or not.
   // SPDY is an experimental web protocol, see http://dev.chromium.org/spdy
   bool was_fetched_via_spdy() const {
@@ -91,6 +99,7 @@ class CONTENT_EXPORT WebURLResponseExtraDataImpl :
   std::string npn_negotiated_protocol_;
   bool is_ftp_directory_listing_;
   bool was_fetched_via_proxy_;
+  bool was_fetched_lo_fi_;
   net::HostPortPair proxy_server_;
   bool was_fetched_via_spdy_;
   bool was_npn_negotiated_;