Mark before-unload-return-bad-value as timing out on debug too.

This test has been observed timing out in debug builds as
well as release builds.
http://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.6%20%28dbg%29/builds/16950

BUG=398306
[email protected]
NOTRY=true

Review URL: https://codereview.chromium.org/454453002

git-svn-id: svn://svn.chromium.org/blink/trunk@179735 bbb929c8-8fbe-4397-9dbb-9b2b20218538
diff --git a/third_party/WebKit/LayoutTests/TestExpectations b/third_party/WebKit/LayoutTests/TestExpectations
index 7c69def..facf490 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -93,7 +93,7 @@
 crbug.com/231721 [ Win ] svg/custom/invisible-text-after-scrolling.xhtml [ Pass Timeout ]
 
 # Crashing after V8 roll to 3.28.43.1.
-crbug.com/398306 [ Debug ] fast/events/before-unload-return-bad-value.html [ Crash ]
+crbug.com/398306 [ Debug ] fast/events/before-unload-return-bad-value.html [ Crash Timeout Pass ]
 crbug.com/398306 [ Release ] fast/events/before-unload-return-bad-value.html [ Timeout Pass ]