This is caused by crbug/994324. We actually don't want to disable the test in...

This is caused by crbug/994324.  We actually don't want to disable the test in this cause since it will mask new failures.

Revert "Disable failing WebView layout tests."

This reverts commit f2c1c734.

Reason for revert: <INSERT REASONING HERE>

Original change's description:
> Disable failing WebView layout tests.
> 
> TBR=timvolodine@chromium.org
> 
> Bug: 998478
> Change-Id: Ib7b24f28474773be6cfa6b0dc3e9f1c3a8497be3
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1768343
> Reviewed-by: Rayan Kanso <rayankans@chromium.org>
> Commit-Queue: Rayan Kanso <rayankans@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#691112}

TBR=timvolodine@chromium.org,rayankans@chromium.org

Change-Id: I3eca8341ddee027bfe4d477ba8d227a949d223f3
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 998478
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1774298Reviewed-by: Andrew Luo <aluo@chromium.org>
Commit-Queue: Andrew Luo <aluo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#691133}

android_webview/tools/system_webview_shell/layout_tests/src/org/chromium/webview_shell/test/WebViewLayoutTest.java

@@ -15,7 +15,6 @@ import junit.framework.ComparisonFailure;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -148,7 +147,6 @@ public class WebViewLayoutTest {
 
     @Test
     @MediumTest
-    @Ignore("http://crbug.com/998478")
     public void testWebViewExcludedInterfaces() throws Exception {
         ensureJsTestCopied();
         loadUrlWebViewAsync("file://" + PATH_BLINK_PREFIX
@@ -195,7 +193,6 @@ public class WebViewLayoutTest {
 
     @Test
     @MediumTest
-    @Ignore("http://crbug.com/998478")
     public void testWebViewIncludedStableInterfaces() throws Exception {
         ensureJsTestCopied();
         loadUrlWebViewAsync("file://" + PATH_BLINK_PREFIX