Reland: Implement Aura side of unified touch text selection for contents

ui/touch_selection/run_all_unittests.cc

+// 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 "base/bind.h"
+#include "base/path_service.h"
+#include "base/test/launcher/unit_test_launcher.h"
+#include "base/test/test_suite.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/base/ui_base_paths.h"
+#include "ui/gl/gl_surface.h"
+
+namespace {
+
+class UITouchSelectionTestSuite : public base::TestSuite {
+ public:
+  UITouchSelectionTestSuite(int argc, char** argv)
+      : base::TestSuite(argc, argv) {}
+  ~UITouchSelectionTestSuite() override {}
+
+ protected:
+  void Initialize() override {
+    base::TestSuite::Initialize();
+    gfx::GLSurface::InitializeOneOffForTests();
+    ui::RegisterPathProvider();
+
+    base::FilePath ui_test_pak_path;
+    ASSERT_TRUE(PathService::Get(ui::UI_TEST_PAK, &ui_test_pak_path));
+    ui::ResourceBundle::InitSharedInstanceWithPakPath(ui_test_pak_path);
+  }
+
+  void Shutdown() override {
+    ui::ResourceBundle::CleanupSharedInstance();
+    base::TestSuite::Shutdown();
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(UITouchSelectionTestSuite);
+};
+
+}  // namespace
+
+int main(int argc, char** argv) {
+  UITouchSelectionTestSuite test_suite(argc, argv);
+
+  return base::LaunchUnitTests(
+      argc,
+      argv,
+      base::Bind(&UITouchSelectionTestSuite::Run,
+                 base::Unretained(&test_suite)));
+}