Make the cursor have separate mode for disabled mouse events and invisible.

ash/tooltips/tooltip_controller_unittest.cc

Index: ash/tooltips/tooltip_controller_unittest.cc
diff --git a/ash/tooltips/tooltip_controller_unittest.cc b/ash/tooltips/tooltip_controller_unittest.cc
index 8a31c327556005ba8248ed3bac892b5ffe3336f6..31807cafec3883d946cd0d9d5f60cf582faaa155 100644
--- a/ash/tooltips/tooltip_controller_unittest.cc
+++ b/ash/tooltips/tooltip_controller_unittest.cc
@@ -267,13 +267,13 @@ TEST_F(TooltipControllerTest, HideTooltipWhenCursorHidden) {
   FireTooltipTimer();
   EXPECT_TRUE(IsTooltipVisible());
 
-  // Hide the cursor and check again.
-  ash::Shell::GetInstance()->cursor_manager()->ShowCursor(false);
+  // Disable the cursor and check again.
+  ash::Shell::GetInstance()->cursor_manager()->EnableCursor(false);
   FireTooltipTimer();
   EXPECT_FALSE(IsTooltipVisible());
 
-  // Show the cursor and re-check.
-  ash::Shell::GetInstance()->cursor_manager()->ShowCursor(true);
+  // Enable the cursor and re-check.
+  ash::Shell::GetInstance()->cursor_manager()->EnableCursor(true);
   FireTooltipTimer();
   EXPECT_TRUE(IsTooltipVisible());
 }