Ensure that the cursor visibility state is restored correctly on CursorManager creation.

ui/wm/core/cursor_manager_unittest.cc

Index: ui/wm/core/cursor_manager_unittest.cc
diff --git a/ui/wm/core/cursor_manager_unittest.cc b/ui/wm/core/cursor_manager_unittest.cc
index 7add106969a4d89cc16984676b1325213741a972..e4f5429309a0c12d7ab3a2f01460931ae73d8bc9 100644
--- a/ui/wm/core/cursor_manager_unittest.cc
+++ b/ui/wm/core/cursor_manager_unittest.cc
@@ -325,3 +325,38 @@ TEST_F(CursorManagerTest, TestCursorClientObserver) {
   EXPECT_FALSE(observer_b.did_visibility_change());
   EXPECT_TRUE(observer_a.is_cursor_visible());
 }
+
+// This test validates that the cursor visiblity state is restored when a
+// CursorManager instance is destroyed and recreated.
+TEST(CursorManagerCreateDestroyTest, VisibilityTest) {
+  // This block ensures that the cursor is hidden when the CursorManager
+  // instance is destroyed.
+  {
+    wm::CursorManager cursor_manager1(
+        scoped_ptr<wm::NativeCursorManager>(new TestingCursorManager));
+    cursor_manager1.ShowCursor();
+    EXPECT_TRUE(cursor_manager1.IsCursorVisible());
+    cursor_manager1.HideCursor();
+    EXPECT_FALSE(cursor_manager1.IsCursorVisible());
+  }
+
+  // This block validates that the cursor is hidden initially. It ensures that
+  // the cursor is visible when the CursorManager instance is destroyed.
+  {
+    wm::CursorManager cursor_manager2(
+      scoped_ptr<wm::NativeCursorManager>(new TestingCursorManager));
+    EXPECT_FALSE(cursor_manager2.IsCursorVisible());
+    cursor_manager2.ShowCursor();
+    EXPECT_TRUE(cursor_manager2.IsCursorVisible());
+  }
+
+  // This block validates that the cursor is visible initially. It then
+  // performs normal cursor visibility operations.
+  {
+    wm::CursorManager cursor_manager3(
+      scoped_ptr<wm::NativeCursorManager>(new TestingCursorManager));
+    EXPECT_TRUE(cursor_manager3.IsCursorVisible());
+    cursor_manager3.HideCursor();
+    EXPECT_FALSE(cursor_manager3.IsCursorVisible());
+  }
+}