chrome_public_test_apk failing on chromium.linux/Android Tests

Builders failed on: 
- Android Tests: 
  https://build.chromium.org/p/chromium.linux/builders/Android%20Tests


Seeing two recent failures:
https://uberchromegw.corp.google.com/i/chromium.linux/builders/Android%20Tests/builds/45131
https://uberchromegw.corp.google.com/i/chromium.linux/builders/Android%20Tests/builds/45114

java.lang.AssertionError: expected:<192> but was:<512>
	at org.junit.a.a(Assert.java:88)
	at org.junit.a.g(Assert.java:834)
	at org.junit.a.b(Assert.java:645)
	at org.chromium.chrome.browser.webapps.WebappSplashScreenHomescreenIconTest.testShowFallbackIcon(WebappSplashScreenHomescreenIconTest.java:1631)
	at java.lang.reflect.Method.invokeNative(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:515)
	at org.junit.runners.a.e.b(FrameworkMethod.java:50)
	at org.junit.internal.runners.a.c.a(ReflectiveCallable.java:12)
	at org.junit.runners.a.d.invokeExplosively(FrameworkMethod.java:52)
	at org.junit.internal.runners.c.f.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.c.h.evaluate(RunBefores.java:26)
	at org.chromium.base.test.ScreenshotOnFailureStatement.evaluate(ScreenshotOnFailureStatement.java:37)
	at org.chromium.chrome.browser.webapps.WebappActivityTestRule$1.evaluate(WebappActivityTestRule.java:99)
	at org.junit.a.e.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:175)
	at org.chromium.base.test.BaseJUnit4ClassRunner.runChild(BaseJUnit4ClassRunner.java:40)
	at org.junit.runners.e.run(ParentRunner.java:290)
	at org.junit.runners.c.a(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.d.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.chromium.base.test.BaseJUnit4ClassRunner.run(BaseJUnit4ClassRunner.java:164)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:27)
	at org.junit.runners.e.run(ParentRunner.java:290)
	at org.junit.runners.c.a(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.d.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runner.e.a(JUnitCore.java:137)
	at android.support.test.internal.runner.k.a(TestExecutor.java:3115)
	at android.support.test.runner.a.onStart(AndroidJUnitRunner.java:262)
	at org.chromium.base.test.BaseChromiumAndroidJUnitRunner.onStart(BaseChromiumAndroidJUnitRunner.java:83)
	at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1701)