[Touchless] Fix compile of NoTouchActivityTest

ThreadUtils -> TestThreadUtils

Change-Id: Ic93894b71e5385cf7b93b381d9d90bdb8c000144
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1555234
Auto-Submit: Justin DeWitt <dewittj@chromium.org>
Commit-Queue: Pavel Yatsuk <pavely@chromium.org>
Reviewed-by: Pavel Yatsuk <pavely@chromium.org>
Cr-Commit-Position: refs/heads/master@{#648321}

chrome/android/touchless/javatests/src/org/chromium/chrome/browser/touchless/NoTouchActivityTest.java

@@ -80,7 +80,7 @@ public class NoTouchActivityTest {
         mActivityTestRule.startMainActivityFromIntent(i, null);
         mActivity = mActivityTestRule.getActivity();
         Assert.assertFalse(mActivity.getActivityTab().isNativePage());
-        ThreadUtils.runOnUiThreadBlocking(() -> {
+        TestThreadUtils.runOnUiThreadBlocking(() -> {
             Assert.assertEquals("chrome://dino/",
                     mActivity.getActivityTab().getWebContents().getLastCommittedUrl());
         });
@@ -101,7 +101,7 @@ public class NoTouchActivityTest {
         mActivityTestRule.startMainActivityFromIntent(i, null);
         mActivity = mActivityTestRule.getActivity();
         Assert.assertFalse(mActivity.getActivityTab().isNativePage());
-        ThreadUtils.runOnUiThreadBlocking(() -> {
+        TestThreadUtils.runOnUiThreadBlocking(() -> {
             Assert.assertEquals("chrome://dino/",
                     mActivity.getActivityTab().getWebContents().getLastCommittedUrl());
         });