Recent failure on Marshmallow 64 bit Tester: https://ci.chromium.org/p/chromium/builders/luci.chromium.ci/Marshmallow%2064%20bit%20Tester/24287

Flakiness dashboard: https://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=chrome_public_test_apk&tests=org.chromium.chrome.browser.payments.PaymentRequestShippingAddressChangeTest%23testShippingAddressChangeFormat

Failure log:
  java.util.concurrent.TimeoutException: waitForCallback timed out!
  	at org.chromium.base.test.util.CallbackHelper.waitForCallback(CallbackHelper.java:191)
  	at org.chromium.base.test.util.CallbackHelper.waitForCallback(CallbackHelper.java:227)
  	at org.chromium.chrome.browser.payments.PaymentRequestTestRule.clickAndWait(PaymentRequestTestRule.java:272)
  	at org.chromium.chrome.browser.payments.PaymentRequestShippingAddressChangeTest.testShippingAddressChangeFormat(PaymentRequestShippingAddressChangeTest.java:65)
  	at java.lang.reflect.Method.invoke(Native Method)
  	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
  	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
  	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:52)
  	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
  	at org.chromium.base.test.ScreenshotOnFailureStatement.evaluate(ScreenshotOnFailureStatement.java:37)
  	at org.chromium.chrome.browser.payments.PaymentRequestTestRule$6.evaluate(PaymentRequestTestRule.java:1098)
  	at org.chromium.chrome.test.ChromeActivityTestRule$1.evaluate(ChromeActivityTestRule.java:124)
  	at android.support.test.internal.statement.UiThreadStatement.evaluate(UiThreadStatement.java:55)
  	at android.support.test.rule.ActivityTestRule$ActivityStatement.evaluate(ActivityTestRule.java:270)
  	at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
  	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
  	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
  	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
  	at org.chromium.base.test.BaseJUnit4ClassRunner.runChild(BaseJUnit4ClassRunner.java:237)
  	at org.chromium.base.test.BaseJUnit4ClassRunner.runChild(BaseJUnit4ClassRunner.java:48)
  	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
  	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
  	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
  	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
  	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
  	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
  	at org.chromium.base.test.BaseJUnit4ClassRunner.run(BaseJUnit4ClassRunner.java:220)
  	at org.junit.runners.Suite.runChild(Suite.java:128)
  	at org.junit.runners.Suite.runChild(Suite.java:27)
  	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
  	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
  	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
  	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
  	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
  	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
  	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
  	at org.junit.runner.JUnitCore.run(JUnitCore.java:115)
  	at android.support.test.internal.runner.TestExecutor.execute(TestExecutor.java:59)
  	at android.support.test.runner.AndroidJUnitRunner.onStart(AndroidJUnitRunner.java:262)
  	at org.chromium.base.test.BaseChromiumAndroidJUnitRunner.onStart(BaseChromiumAndroidJUnitRunner.java:125)
  	at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1879)

sebsg@, you added this test, could you take a look?