Revert "sheriff: Disable AwContentsTest#testCreateLoadDestroyManyAtOnce"

This reverts commit 0f8373b2.

Reason for revert: The cause of the regression is:
https://chromium-review.googlesource.com/c/chromium/src/+/2385929

The test was working correctly, it detected regressions.

Original change's description:
> sheriff: Disable AwContentsTest#testCreateLoadDestroyManyAtOnce
> 
> The test causes webview to crash. It has to be disable until the cause
> off the crash is found.
> 
> TBR=timvolodine@chromium.org
> 
> Bug: 1073077
> Change-Id: I66fb484ad23d33754b5ab841abd4826d3a289b07
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2409977
> Commit-Queue: Arthur Sonzogni <arthursonzogni@chromium.org>
> Reviewed-by: Arthur Sonzogni <arthursonzogni@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#806609}

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

Change-Id: If94228d7e8cd44da735a16385a83f78659590ef4
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 1073077
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2409961Reviewed-by: Arthur Sonzogni <arthursonzogni@chromium.org>
Commit-Queue: Arthur Sonzogni <arthursonzogni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806627}

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

@@ -41,7 +41,6 @@ import org.chromium.base.Log;
 import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.base.test.util.CallbackHelper;
 import org.chromium.base.test.util.CommandLineFlags;
-import org.chromium.base.test.util.DisabledTest;
 import org.chromium.base.test.util.Feature;
 import org.chromium.content_public.browser.test.util.TestThreadUtils;
 import org.chromium.content_public.common.ContentSwitches;
@@ -117,7 +116,6 @@ public class AwContentsTest {
     @Test
     @LargeTest
     @Feature({"AndroidWebView"})
-    @DisabledTest(message = "Crash https://crbug.com/1073077")
     public void testCreateLoadDestroyManyAtOnce() throws Throwable {
         AwTestContainerView views[] = new AwTestContainerView[10];