[ChromeDriver] Disable flaky tests for Android Chromium

These tests are failing on Waterfall for Android Chromium build bot.
Disabling tests.

Bug: chromedriver:2286
Change-Id: I26b53ee52beaa5d942957ed8271b3aa6e3c42ddc
Reviewed-on: https://chromium-review.googlesource.com/956547Reviewed-by: Jonathon Kereliuk <kereliuk@chromium.org>
Commit-Queue: Artur Khachatryan <khachatryan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#542221}

chrome/test/chromedriver/test/test_expectations

@@ -285,6 +285,7 @@ _OS_NEGATIVE_FILTER['android:chromium'] = (
         'ElementAttributeTest.testShouldReturnValueOfOnClickAttribute',
         'ElementAttributeTest.testCanRetrieveTheCurrentValueOfATextFormField_textInput',
         'ElementAttributeTest.testGetAttributeDoesNotReturnAnObjectForSvgProperties',
+        'ElementAttributeTest.testShouldReturnNullForNonPresentBooleanAttributes',
         'JavascriptEnabledDriverTest.testShouldBeAbleToFindElementAfterJavascriptCausesANewPageToLoad',
         'JavascriptEnabledDriverTest.testShouldBeAbleToSwitchToFocusedElement',
         'JavascriptEnabledDriverTest.testShouldBeAbleToDetermineTheLocationOfAnElement',
@@ -292,11 +293,14 @@ _OS_NEGATIVE_FILTER['android:chromium'] = (
         'JavascriptEnabledDriverTest.testShouldWaitForLoadsToCompleteAfterJavascriptCausesANewPageToLoad',
         'FormHandlingTest.testShouldSubmitAFormUsingTheEnterKey',
         'FormHandlingTest.testShouldSubmitAFormUsingTheNewlineLiteral',
+        'FormHandlingTest.testCanClickOnAnExternalSubmitButton',
+        'FormHandlingTest.testShouldBeAbleToUploadTheSameFileTwice',
         'BasicMouseInterfaceTest.testDoubleClickThenGet',
         'MiscTest.testShouldReturnTheSourceOfAPage',
         'MiscTest.testClickingShouldNotTrampleWOrHInGlobalScope',
         'MiscTest.testShouldReportTheCurrentUrlCorrectly',
         'MiscTest.testStimulatesStrangeOnloadInteractionInFirefox',
+        'TypingTest.testShouldBeAbleToUseArrowKeys',
     ]
 )
 _OS_NEGATIVE_FILTER['android:chrome_beta'] = (