Make WebURLLoader capable of retaining received buffers.

chrome/renderer/extensions/extension_localization_peer.h

Index: chrome/renderer/extensions/extension_localization_peer.h
diff --git a/chrome/renderer/extensions/extension_localization_peer.h b/chrome/renderer/extensions/extension_localization_peer.h
index 577d8eebffb39056567630a6148cf72beee43727..de08e38716c500c1736f36818764379bf673c6d1 100644
--- a/chrome/renderer/extensions/extension_localization_peer.h
+++ b/chrome/renderer/extensions/extension_localization_peer.h
@@ -37,9 +37,7 @@ class ExtensionLocalizationPeer : public content::RequestPeer {
                           const content::ResourceResponseInfo& info) override;
   void OnReceivedResponse(const content::ResourceResponseInfo& info) override;
   void OnDownloadedData(int len, int encoded_data_length) override {}
-  void OnReceivedData(const char* data,
-                      int data_length,
-                      int encoded_data_length) override;
+  void OnReceivedData(scoped_ptr<ReceivedData> data) override;
   void OnCompletedRequest(int error_code,
                           bool was_ignored_by_handler,
                           bool stale_copy_in_cache,