Add alternate prefix patterns for known crashes

chrome/test/data/reliability/known_crashes.txt

Index: chrome/test/data/reliability/known_crashes.txt
diff --git a/chrome/test/data/reliability/known_crashes.txt b/chrome/test/data/reliability/known_crashes.txt
index 2eba8884d9d404b70a89fa16545511aa30eba4a3..dda3f869d6a7df1e55dc46dbde3c9d8e6a7ece56 100644
--- a/chrome/test/data/reliability/known_crashes.txt
+++ b/chrome/test/data/reliability/known_crashes.txt
@@ -75,17 +75,23 @@ PREFIX : testingautomationprovider::getactivewindow
 
 # 56749
 PREFIX : executebrowsercommandobserver::observe___notificationservice::notify
+PREFIX : `anonymous namespace'::purecall____purecall___executebrowsercommandobserver::observe___notificationservice::notify
+PREFIX : `anonymous namespace'::invalidparameter____purecall___executebrowsercommandobserver::observe___notificationservice::notify
 
 # 56750
 PREFIX : browserclosednotificationobserver::observe___notificationservice::notify
+PREFIX : `anonymous namespace'::purecall____purecall___browserclosednotificationobserver::observe___notificationservice::notify
+PREFIX : `anonymous namespace'::invalidparameter____purecall___browserclosednotificationobserver::observe___notificationservice::notify
 
 # 57041
+PREFIX: `anonymous namespace'::purecall____purecall___`anonymous namespace'::do_malloc___base::threadlocalplatform::getvaluefromslot___notificationservice::current
 PREFIX: `anonymous namespace'::invalidparameter____purecall___`anonymous namespace'::do_malloc___base::threadlocalplatform::getvaluefromslot___notificationservice::current
 PREFIX: `anonymous namespace'::invalidparameter____purecall___notificationservice::notify
 PREFIX: `anonymous namespace'::invalidparameter____purecall___`anonymous namespace'::do_free_with_callback___notificationservice::notify___browserlist::removebrowser___browser::~browser
 
 # 57185
 PREFIX: `anonymous namespace'::purecall____purecall___lockimpl::unlock___`anonymous namespace'::rolloverprotectednow___lockimpl::lock___conditionvariable::signal___watchdog::armsometimedeltaago___`anonymous namespace'::jankobserverhelper::startprocessingtimers___`anonymous namespace'::uijankobserver::willprocesstask
+PREFIX: `anonymous namespace'::invalidparameter____purecall___lockimpl::unlock___`anonymous namespace'::rolloverprotectednow___lockimpl::lock___conditionvariable::signal___watchdog::armsometimedeltaago___`anonymous namespace'::jankobserverhelper::startprocessingtimers___`anonymous namespace'::uijankobserver::willprocesstask
 
 # 57188
 PREFIX: `anonymous namespace'::invalidparameter____purecall___basetab::advanceloadinganimation___notificationservice::notify___`anonymous namespace'::painttimer::timeout