Remove the //ios/public/test target.

ios/public/test/test_chrome_provider_initializer.cc

Index: ios/public/test/test_chrome_provider_initializer.cc
diff --git a/ios/public/test/test_chrome_provider_initializer.cc b/ios/public/test/test_chrome_provider_initializer.cc
deleted file mode 100644
index d4d9424c7c044b9e96ca9ea5c4cc41f29f4e3084..0000000000000000000000000000000000000000
--- a/ios/public/test/test_chrome_provider_initializer.cc
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2013 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/public/test/test_chrome_provider_initializer.h"
-
-#include "ios/public/test/test_chrome_browser_provider.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace ios {
-
-TestChromeProviderInitializer::TestChromeProviderInitializer() {
-  chrome_browser_provider_.reset(new TestChromeBrowserProvider());
-  ios::SetChromeBrowserProvider(chrome_browser_provider_.get());
-}
-
-TestChromeProviderInitializer::~TestChromeProviderInitializer() {
-  EXPECT_EQ(chrome_browser_provider_.get(), ios::GetChromeBrowserProvider());
-  ios::SetChromeBrowserProvider(nullptr);
-}
-
-}  // namespace ios