Revert of Implement Aura side of unified touch text selection for contents

ui/touch_selection/touch_selection_controller_test_api.cc

Index: ui/touch_selection/touch_selection_controller_test_api.cc
diff --git a/ui/touch_selection/touch_selection_controller_test_api.cc b/ui/touch_selection/touch_selection_controller_test_api.cc
deleted file mode 100644
index abe89de528791d52ddc76e340fb6b62cf2f66111..0000000000000000000000000000000000000000
--- a/ui/touch_selection/touch_selection_controller_test_api.cc
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright 2015 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 "ui/touch_selection/touch_selection_controller_test_api.h"
-
-namespace ui {
-
-TouchSelectionControllerTestApi::TouchSelectionControllerTestApi(
-    TouchSelectionController* controller)
-    : controller_(controller) {}
-
-TouchSelectionControllerTestApi::~TouchSelectionControllerTestApi() {}
-
-bool TouchSelectionControllerTestApi::GetStartVisible() const {
-  return controller_->GetStartVisible();
-}
-
-bool TouchSelectionControllerTestApi::GetEndVisible() const {
-  return controller_->GetEndVisible();
-}
-
-}  // namespace ui