Disable flaky InterceptNavigationThrottleTest.RequestCancelledIfNavigationIgnored/*

TBR=michaelbai@chromium.org

Bug: 1010187
Change-Id: I59a2606784415793e5e352d6db1f663f1d50d364
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1837433Reviewed-by: Yoichi Osato <yoichio@chromium.org>
Commit-Queue: Yoichi Osato <yoichio@chromium.org>
Auto-Submit: Yoichi Osato <yoichio@chromium.org>
Cr-Commit-Position: refs/heads/master@{#702312}

components/navigation_interception/intercept_navigation_throttle_unittest.cc

@@ -134,7 +134,9 @@ TEST_P(InterceptNavigationThrottleTest,
   EXPECT_EQ(NavigationThrottle::PROCEED, result);
 }
 
-TEST_P(InterceptNavigationThrottleTest, RequestCancelledIfNavigationIgnored) {
+// Flaky. http://crbug.com/1010187
+TEST_P(InterceptNavigationThrottleTest,
+       DISABLED_RequestCancelledIfNavigationIgnored) {
   ON_CALL(*mock_callback_receiver_, ShouldIgnoreNavigation(_, _))
       .WillByDefault(Return(true));
   EXPECT_CALL(