components_unittests failing on multiple builders

Builders failed on: 
- Linux ChromiumOS MSan Tests: 
  https://build.chromium.org/p/chromium.memory/builders/Linux%20ChromiumOS%20MSan%20Tests
- Linux MSan Tests: 
  https://build.chromium.org/p/chromium.memory/builders/Linux%20MSan%20Tests

Note from sheriff:
Failing tests are
AutofillMetricsTest.NonsecureCreditCardFormMetricsNotRecordedOnSecurePage
AutofillMetricsTest.NonsecureCreditCardForm
AutofillMetricsTest.CreditCardSubmittedFormEvents

See for example: https://build.chromium.org/p/chromium.memory/builders/Linux%20MSan%20Tests/builds/4978

Assigning to szhangs based on recent autofill-related CLs.