[sheriff] Disable flaky AwContentCaptureTest#testMultipleConsumers

TBR=michaelbai@chromium.org

Bug: 1126950
Change-Id: I624983b8f86f24180ed8200ddb0793d8a7af2c1f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2403562Reviewed-by: Alex Ilin <alexilin@chromium.org>
Commit-Queue: Alex Ilin <alexilin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#805799}

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

@@ -21,6 +21,7 @@ import org.chromium.android_webview.AwContents;
 import org.chromium.base.test.util.CallbackHelper;
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.Feature;
+import org.chromium.base.test.util.FlakyTest;
 import org.chromium.components.content_capture.ContentCaptureConsumer;
 import org.chromium.components.content_capture.ContentCaptureController;
 import org.chromium.components.content_capture.ContentCaptureData;
@@ -608,6 +609,7 @@ public class AwContentCaptureTest {
 
     @Test
     @SmallTest
+    @FlakyTest(message = "https://crbug.com/1126950")
     @Feature({"AndroidWebView"})
     public void testMultipleConsumers() throws Throwable {
         TestThreadUtils.runOnUiThreadBlocking(() -> {