Remove ios/testing/earl_grey/wait_util.

ios/testing/earl_grey/wait_util.mm

Index: ios/testing/earl_grey/wait_util.mm
diff --git a/ios/testing/earl_grey/wait_util.mm b/ios/testing/earl_grey/wait_util.mm
deleted file mode 100644
index 68b7d952c932555dc8425674218ed66b62f046fe..0000000000000000000000000000000000000000
--- a/ios/testing/earl_grey/wait_util.mm
+++ /dev/null
@@ -1,25 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ios/testing/earl_grey/wait_util.h"
-
-#import <EarlGrey/EarlGrey.h>
-
-#include "base/test/ios/wait_util.h"
-#include "ios/testing/wait_util.h"
-
-namespace testing {
-
-void WaitUntilCondition(NSTimeInterval timeout,
-                        NSString* timeoutDescription,
-                        bool (^condition)(void)) {
-  GREYAssert(testing::WaitUntilConditionOrTimeout(timeout, condition),
-             timeoutDescription);
-}
-
-void WaitUntilCondition(NSTimeInterval timeout, bool (^condition)(void)) {
-  WaitUntilCondition(timeout, @"Timeout waiting for condition.", condition);
-}
-
-}  // namespace testing