OS: Windows
Test Suite: viz_browser_tests
           (browser_tests -enable-features=VizDisplayCompositor)
Test Case: PolicyToolUITest.DefaultSession

Example Failing run on win7_chromium_rel = https://ci.chromium.org/buildbot/tryserver.chromium.win/win7_chromium_rel_ng/138126

The test is flaking with the failure:

./../chrome/browser/ui/webui/policy_tool_ui_browsertest.cc(393): error: Value of: base::PathExists(GetSessionPath(GetDefaultSessionName()))

  Actual: false
  Expected: true

Hi dschuyler@,
As you reviewed the patch that landed this test (https://chromium-review.googlesource.com/c/chromium/src/+/672724) could you help triage this?