Enable ChromeFrame net tests. These tests regressed with the change in the ch...

chrome_frame/test/net/fake_external_tab.cc

Index: chrome_frame/test/net/fake_external_tab.cc
===================================================================
--- chrome_frame/test/net/fake_external_tab.cc	(revision 76946)
+++ chrome_frame/test/net/fake_external_tab.cc	(working copy)
@@ -505,10 +505,7 @@
     return 0;
   }
 
-  return 0;
-
   // TODO(tommi): Stuff be broke. Needs a fixin'.
-#if 0
   // This is awkward: the TestSuite derived CFUrlRequestUnittestRunner contains
   // the instance of the AtExitManager that RegisterPathProvider() and others
   // below require. So we have to instantiate this first.
@@ -527,5 +524,4 @@
   PluginService::EnableChromePlugins(false);
   test_suite.RunMainUIThread();
   return 0;
-#endif
 }