Reliability bot crashing during BrowserList::RemoveBrowser

Reliability bot crashing during BrowserList::RemoveBrowser

UI sequence: SetUp,newtab,dragtableft,newtab,dragtabout,newtab,showbookmarks,newtab,downloads,dragtabout,navigate,back,newtab,closetab,closetab,dragtabout,navigate,pagedown,newtab,newtab,newtab,newtab,openwindow,newtab,navigate,newtab,navigate,pagedown,newtab,newtab,navigate,TearDown

Stack trace:
chrome_26a0000!`anonymous namespace'::PureCall+0x3 [c:\b\slave\chromium-rel-xp\build\src\chrome\app\chrome_dll_main.cc @ 159]
chrome_26a0000!_purecall+0x12 [f:\dd\vctools\crt_bld\self_x86\crt\src\purevirt.c @ 54]
chrome_26a0000!NotificationService::Notify+0x4ea [c:\b\slave\chromium-rel-xp\build\src\chrome\common\notification_service.cc @ 122]
chrome_26a0000!BrowserList::RemoveBrowser+0x65 [c:\b\slave\chromium-rel-xp\build\src\chrome\browser\browser_list.cc @ 178]
chrome_26a0000!Browser::~Browser+0x7f [c:\b\slave\chromium-rel-xp\build\src\chrome\browser\browser.cc @ 272]
chrome_26a0000!Browser::`scalar deleting destructor'+0x8
chrome_26a0000!BrowserView::~BrowserView+0xf4 [c:\b\slave\chromium-rel-xp\build\src\chrome\browser\views\frame\browser_view.cc @ 475]
chrome_26a0000!BrowserView::`scalar deleting destructor'+0x8
...

BUG=58097
TEST=Reliability bot goes green.
TBR=huanr@chromium.org, patrick@chromium.org

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=61666

[huanr, 2010-10-11 18:25:34]

LGTM