[TTS] Disable all of ContextualSearchManagerTest

Temporarily disable the whole test suite due to multiple recent flakes.

TBR=twellington@chromium.org

BUG=1058362

Change-Id: Ie51fe66053cf346c2c8202635b7c5c11ad6d9f18
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2088007Reviewed-by: Donn Denman <donnd@chromium.org>
Commit-Queue: Donn Denman <donnd@chromium.org>
Auto-Submit: Donn Denman <donnd@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746860}

chrome/android/javatests/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchManagerTest.java

@@ -124,6 +124,11 @@ import java.util.concurrent.TimeoutException;
         "disable-features=" + ChromeFeatureList.CONTEXTUAL_SEARCH_ML_TAP_SUPPRESSION})
 @Restriction(RESTRICTION_TYPE_NON_LOW_END_DEVICE)
 @RetryOnFailure
+//
+// NOTE -- THIS WHOLE TEST CLASS IS TEMPORARILY DISABLED:
+//
+@DisabledTest(message = "See https://crbug.com/1058362")
+//
 public class ContextualSearchManagerTest {
     @Rule
     public ChromeActivityTestRule<ChromeActivity> mActivityTestRule =