Fix bugs with renderer-side debug URLs, like chrome://crash or javascript:.

content/browser/loader/resource_dispatcher_host_browsertest.cc

Index: content/browser/loader/resource_dispatcher_host_browsertest.cc
diff --git a/content/browser/loader/resource_dispatcher_host_browsertest.cc b/content/browser/loader/resource_dispatcher_host_browsertest.cc
index a2af83b1caeef2b7191b53918846c130452be3c8..239da6961bf7cc2f23da15d5072f5d136348b271 100644
--- a/content/browser/loader/resource_dispatcher_host_browsertest.cc
+++ b/content/browser/loader/resource_dispatcher_host_browsertest.cc
@@ -301,6 +301,9 @@ IN_PROC_BROWSER_TEST_F(ResourceDispatcherHostBrowserTest,
 // complete and isn't conducive to quick turnarounds. As we don't currently
 // strip the app on the build bots, this is bad times.
 IN_PROC_BROWSER_TEST_F(ResourceDispatcherHostBrowserTest, CrossSiteAfterCrash) {
+  // Make sure we have a live process before trying to kill it.
+  NavigateToURL(shell(), GURL("about:blank"));
+
   // Cause the renderer to crash.
   RenderProcessHostWatcher crash_observer(
       shell()->web_contents(),