Probably due to https://chromium-review.googlesource.com/710934

https://ci.chromium.org/buildbot/chromeos.chrome/veyron_minnie-tot-chrome-pfq-informational/6309

Crash reason:  SIGTRAP
Crash address: 0x0
Process uptime: not available

Thread 0 (crashed)
 0  chrome!<name omitted> [shell.cc : 244 + 0x0]
     r0 = 0x00000001    r1 = 0x7a446900    r2 = 0x00000000    r3 = 0x00000fd1
     r4 = 0x0c37dc00    r5 = 0x0a147680    r6 = 0x0c18867c    r7 = 0x0b5b7500
     r8 = 0x0c188660    r9 = 0x00000001   r10 = 0x0c1b849c   r12 = 0x07a620c1
     fp = 0xbeb66af8    sp = 0xbeb665e0    lr = 0x05f081e5    pc = 0x05e054ea
    Found by: given as instruction pointer in context
 1  chrome!arc::internal::ArcBrowserContextKeyedServiceFactoryBase<arc::ArcRotationLockBridge, arc::(anonymous namespace)::ArcRotationLockBridgeFactory>::BuildServiceInstanceFor(content::BrowserContext*) const [arc_rotation_lock_bridge.cc : 51 + 0x3]
     r4 = 0x0c37dc00    r5 = 0x0a147680    r6 = 0x0c18867c    r7 = 0x0b5b7500
     r8 = 0x0c188660    r9 = 0x00000001   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb665e0    pc = 0x05f081e5
    Found by: call frame info
 2  chrome!BrowserContextKeyedServiceFactory::BuildServiceInstanceFor(base::SupportsUserData*) const [browser_context_keyed_service_factory.cc : 92 + 0x9]
     r4 = 0xbeb66718    r5 = 0x0c188664    r6 = 0x0c18867c    r7 = 0x0b5b7500
     r8 = 0x0c188660    r9 = 0x00000001   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb666b8    pc = 0x05a126c7
    Found by: call frame info
 3  chrome!KeyedServiceFactory::GetServiceForContext(base::SupportsUserData*, bool) [keyed_service_factory.cc : 89 + 0x9]
     r4 = 0x0c188640    r5 = 0x0c188664    r6 = 0x0c18867c    r7 = 0x0b5b7500
     r8 = 0x0c188660    r9 = 0x00000001   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb666c0    pc = 0x056b7b57
    Found by: call frame info
 4  chrome!arc::ArcServiceLauncher::OnPrimaryUserProfilePrepared(Profile*) [arc_service_launcher.cc : 162 + 0x5]
     r4 = 0x0a329b30    r5 = 0x0b5b7500    r6 = 0x0c057000    r7 = 0x0a12b140
     r8 = 0x0a4e3a80    r9 = 0xbeb667e4   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb66748    pc = 0x03be35f1
    Found by: call frame info
 5  chrome!chromeos::UserSessionManager::FinalizePrepareProfile(Profile*) [user_session_manager.cc : 1284 + 0x5]
     r4 = 0x0b5b7500    r5 = 0x0c24c000    r6 = 0x0c057000    r7 = 0x0a12b140
     r8 = 0x0a4e3a80    r9 = 0xbeb667e4   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb66758    pc = 0x03ce1e3d
    Found by: call frame info
 6  chrome!chromeos::(anonymous namespace)::ArcMidisClientImpl::OnVoidDBusMethod(base::OnceCallback<void (bool)>, dbus::Response*) [callback.h : 64 + 0x1]
     r4 = 0xbeb6678c    r5 = 0x0c322678    r6 = 0x0a115090    r7 = 0xbeb667a4
     r8 = 0x050e9a41    r9 = 0xbeb667e4   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb66788    pc = 0x050e9a6b
    Found by: call frame info
 7  chrome!base::internal::Invoker<base::internal::BindState<void (chromeos::(anonymous namespace)::ArcMidisClientImpl::*)(base::OnceCallback<void (bool)>, dbus::Response*), base::WeakPtr<chromeos::(anonymous namespace)::ArcMidisClientImpl>, base::OnceCallback<void (bool)> >, void (dbus::Response*)>::RunOnce(base::internal::BindStateBase*, dbus::Response*&&) [bind_internal.h : 194 + 0x5]
     r4 = 0x00000000    r5 = 0x0c322678    r6 = 0x0a115090    r7 = 0xbeb667a4
     r8 = 0x050e9a41    r9 = 0xbeb667e4   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb667a0    pc = 0x035fe9b1
    Found by: call frame info
 8  chrome!dbus::ObjectProxy::OnCallMethod(std::string const&, std::string const&, base::OnceCallback<void (dbus::Response*)>, dbus::Response*, dbus::ErrorResponse*) [callback.h : 64 + 0x1]
     r4 = 0xbeb66850    r5 = 0xbeb667dc    r6 = 0x0c1b849c    r7 = 0x0c1b84a0
     r8 = 0xbeb668a0    r9 = 0x0a0edc00   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb667c8    pc = 0x0510cbab
    Found by: call frame info
 9  chrome!base::internal::Invoker<base::internal::BindState<void (dbus::ObjectProxy::*)(std::string const&, std::string const&, base::OnceCallback<void (dbus::Response*)>, dbus::Response*, dbus::ErrorResponse*), scoped_refptr<dbus::ObjectProxy>, std::string, std::string, base::OnceCallback<void (dbus::Response*)> >, void (dbus::Response*, dbus::ErrorResponse*)>::RunOnce(base::internal::BindStateBase*, dbus::Response*&&, dbus::ErrorResponse*&&) [bind_internal.h : 194 + 0xb]
     r4 = 0x0c1b84a0    r5 = 0xbeb66850    r6 = 0x0510cb79    r7 = 0x0a0edc00
     r8 = 0xbeb668a0    r9 = 0xbeb66890   r10 = 0x0c1b849c    fp = 0xbeb66af8
     sp = 0xbeb66848    pc = 0x0510eec7
    Found by: call frame info