URLRequestHttpJob::StartTransaction should honour network delegate.

chrome_frame/test/net/fake_external_tab.cc

Index: chrome_frame/test/net/fake_external_tab.cc
diff --git a/chrome_frame/test/net/fake_external_tab.cc b/chrome_frame/test/net/fake_external_tab.cc
index 860869616a353454929b4375a0f577d21e67571c..322f6f593bbd23dbeea58152690e18c1a3b9ac75 100644
--- a/chrome_frame/test/net/fake_external_tab.cc
+++ b/chrome_frame/test/net/fake_external_tab.cc
@@ -208,6 +208,12 @@ void FilterDisabledTests() {
     // the second state is not supported by CF.
     "URLRequestTestHTTP.NetworkDelegateBlockAsynchronously",
 
+    // Tests for cancelling requests in states OnBeforeURLRequest,
+    // OnBeforeSendHeaders and OnHeadersReceived. At least the second state is
+    // not supported by CF.
+    "URLRequestTestHTTP.NetworkDelegateCancelRequestSynchronously",
+    "URLRequestTestHTTP.NetworkDelegateCancelRequestAsynchronously",
+
     // Tests that requests can be cancelled while blocking in
     // OnBeforeSendHeaders state. But this state is not supported by CF.
     "URLRequestTestHTTP.NetworkDelegateCancelWhileWaiting2",