Add automation call to wait for multiple navigations.

chrome/test/automated_ui_tests/automated_ui_tests.cc

Index: chrome/test/automated_ui_tests/automated_ui_tests.cc
diff --git a/chrome/test/automated_ui_tests/automated_ui_tests.cc b/chrome/test/automated_ui_tests/automated_ui_tests.cc
index a2b6611917fbac5a45f3f26594caf2e1fb05fe82..4b94cbfc017c8aec92874fb7a1f9b932589872ca 100644
--- a/chrome/test/automated_ui_tests/automated_ui_tests.cc
+++ b/chrome/test/automated_ui_tests/automated_ui_tests.cc
@@ -623,7 +623,8 @@ bool AutomatedUITest::ForceCrash() {
   scoped_refptr<TabProxy> tab(GetActiveTab());
   GURL test_url("about:crash");
   bool did_timeout;
-  tab->NavigateToURLWithTimeout(test_url, kDebuggingTimeoutMsec, &did_timeout);
+  tab->NavigateToURLWithTimeout(test_url, 1, kDebuggingTimeoutMsec,
+                                &did_timeout);
   if (!did_timeout) {
     AddInfoAttribute("expected_crash");
     return false;