Allows deferral of a URLRequest just before talking to the network, at

net/http/http_cache_transaction.h

Index: net/http/http_cache_transaction.h
diff --git a/net/http/http_cache_transaction.h b/net/http/http_cache_transaction.h
index 9c69817f98c5c5dde45e1d62b5fb85316936c220..56a2510acc1aeb788ebe0965ef115078537d6e1b 100644
--- a/net/http/http_cache_transaction.h
+++ b/net/http/http_cache_transaction.h
@@ -131,6 +131,9 @@ class HttpCache::Transaction : public HttpTransaction {
   virtual void SetPriority(RequestPriority priority) OVERRIDE;
   virtual void SetWebSocketHandshakeStreamCreateHelper(
       net::WebSocketHandshakeStreamBase::CreateHelper* create_helper) OVERRIDE;
+  virtual void SetBeforeNetworkStartCallback(
+      const BeforeNetworkStartCallback& callback) OVERRIDE;
+  virtual int ResumeNetworkStart() OVERRIDE;
 
  private:
   static const size_t kNumValidationHeaders = 2;
@@ -438,6 +441,8 @@ class HttpCache::Transaction : public HttpTransaction {
   WebSocketHandshakeStreamBase::CreateHelper*
       websocket_handshake_stream_base_create_helper_;
 
+  base::Callback<void(bool*)> before_network_start_callback_;

[mmenke, 2014/01/07 19:44:05]

base::Callback<void(bool*)> -> BeforeNetworkStartCallback

[jkarlin, 2014/01/07 20:10:03]

Done. And three other places I missed before.

+
   DISALLOW_COPY_AND_ASSIGN(Transaction);
 };