Dynamically refresh pref-configured proxies.

chrome/test/testing_profile.h

Index: chrome/test/testing_profile.h
diff --git a/chrome/test/testing_profile.h b/chrome/test/testing_profile.h
index fa593b33af18fa0397ab6ad1c7a8911117dcc96e..d5d86f21d9e3673e2b011563d65ecd38a3fe89fc 100644
--- a/chrome/test/testing_profile.h
+++ b/chrome/test/testing_profile.h
@@ -294,6 +294,10 @@ class TestingProfile : public Profile {
   }
 #endif  // defined(OS_CHROMEOS)
 
+  virtual PrefProxyConfigTracker* GetProxyConfigTracker() {
+    return NULL;

[eroman, 2010/11/20 03:19:07]

I wander if this is going to cause problems on any codepath (we aren't prepared
to handle a NULL PrefProxyConfigTracker inside of the proxyconfigservice).

[Mattias Nissler (ping if slow), 2010/11/21 22:49:14]

Currently the tests don't need this. Let's change this once the need arises.

+  }
+
   // Schedules a task on the history backend and runs a nested loop until the
   // task is processed.  This has the effect of blocking the caller until the
   // history service processes all pending requests.