ClusterFuzz has detected this issue as fixed in range 549099:549100.

Detailed report: https://clusterfuzz.com/testcase?key=6633568206585856

Fuzzer: inferno_webbot
Job Type: linux_asan_chrome_chromeos
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000030
Crash State:
  ash::UseTabletModeAnimations
  ash::WindowSelectorItem::UpdateHeaderLayout
  ash::WindowSelector::Shutdown
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_chromeos&range=543870:543872
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_chromeos&range=549099:549100

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6633568206585856

Additional requirements: Requires Gestures

See https://github.com/google/clusterfuzz-tools for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

ClusterFuzz testcase 6633568206585856 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.