[Autofill] Fix test failure on Android o

Bug: 863089
Change-Id: I0e95f78799a2550aeb89b2b980b2d5cdb16142d2
Reviewed-on: https://chromium-review.googlesource.com/1156003Reviewed-by: Changwan Ryu <changwan@chromium.org>
Commit-Queue: Tao Bai <michaelbai@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579464}

android_webview/javatests/src/org/chromium/android_webview/test/AwAutofillTest.java

@@ -606,7 +606,7 @@ public class AwAutofillTest {
             mTest.dispatchDownAndUpKeyEvents(KeyEvent.KEYCODE_A);
             // Note that we currently call ENTER/EXIT one more time.
             mCnt += mTest.waitForCallbackAndVerifyTypes(mCnt,
-                    new Integer[] {AUTOFILL_VIEW_EXITED, AUTOFILL_VIEW_ENTERED,
+                    new Integer[] {AUTOFILL_VIEW_EXITED, AUTOFILL_CANCEL, AUTOFILL_VIEW_ENTERED,
                             AUTOFILL_VIEW_EXITED, AUTOFILL_VIEW_ENTERED, AUTOFILL_VALUE_CHANGED});
         }