Introduce a delegate to avoid hardcoding "chrome-extension" in net/.

net/url_request/url_request_throttler_entry_interface.h

Index: net/url_request/url_request_throttler_entry_interface.h
diff --git a/net/url_request/url_request_throttler_entry_interface.h b/net/url_request/url_request_throttler_entry_interface.h
index e46cd2aded2a4fa5c25d72b6a07ca58967eb4d2c..289b0bd1a701b3f9241914b7f5386b5efe0ddc1b 100644
--- a/net/url_request/url_request_throttler_entry_interface.h
+++ b/net/url_request/url_request_throttler_entry_interface.h
@@ -15,6 +15,7 @@
 
 namespace net {
 
+class URLRequest;
 class URLRequestThrottlerHeaderInterface;
 
 // Interface provided on entries of the URL request throttler manager.
@@ -26,11 +27,16 @@ class NET_EXPORT URLRequestThrottlerEntryInterface
   // Returns true when we have encountered server errors and are doing
   // exponential back-off, unless the request has |load_flags| (from
   // net/base/load_flags.h) that mean it is likely to be
-  // user-initiated.
+  // user-initiated, or the NetworkDelegate returns false for
+  // |CanRejectRequest(request)|.
+  //
+  // |request| may be NULL, in which the assumption is that the
+  // request may be rejected.
   //
   // URLRequestHttpJob checks this method prior to every request; it
   // cancels requests if this method returns true.
-  virtual bool ShouldRejectRequest(int load_flags) const = 0;
+  virtual bool ShouldRejectRequest(const URLRequest* request,
+                                   int load_flags) const = 0;

[eroman, 2012/06/06 04:52:11]

is the load_flags parameter needed?

[Jói, 2012/06/06 13:38:55]

Done.

 
   // Calculates a recommended sending time for the next request and reserves it.
   // The sending time is not earlier than the current exponential back-off