Change Toggle High Contrast accelerator

ash/accelerators/accelerator_controller_unittest.cc

Index: ash/accelerators/accelerator_controller_unittest.cc
diff --git a/ash/accelerators/accelerator_controller_unittest.cc b/ash/accelerators/accelerator_controller_unittest.cc
index 84034f999bb0653e60484fdee3ea356484b8d786..6519ab0554fb9e4741120b2889249990f5483758 100644
--- a/ash/accelerators/accelerator_controller_unittest.cc
+++ b/ash/accelerators/accelerator_controller_unittest.cc
@@ -1302,6 +1302,8 @@ TEST_F(DeprecatedAcceleratorTester, TestNewAccelerators) {
       {true, ui::VKEY_ESCAPE, ui::EF_COMMAND_DOWN, SHOW_TASK_MANAGER},
       {true, ui::VKEY_K, ui::EF_SHIFT_DOWN | ui::EF_COMMAND_DOWN,
        SHOW_IME_MENU_BUBBLE},
+      {true, ui::VKEY_H, ui::EF_COMMAND_DOWN | ui::EF_CONTROL_DOWN,
+       TOGGLE_HIGH_CONTRAST},
   };
 
   // The NEXT_IME accelerator requires multiple IMEs to be available.
@@ -1313,7 +1315,11 @@ TEST_F(DeprecatedAcceleratorTester, TestNewAccelerators) {
     EXPECT_TRUE(ProcessInController(CreateAccelerator(data)));
 
     // Expect no notifications from the new accelerators.
-    EXPECT_TRUE(IsMessageCenterEmpty());
+    if (data.action != TOGGLE_HIGH_CONTRAST) {
+      // The toggle high contrast accelerator displays a notification specific
+      // to the high contrast mode.
+      EXPECT_TRUE(IsMessageCenterEmpty());
+    }
 
     // If the action is LOCK_SCREEN, we must reset the state by unlocking the
     // screen before we proceed testing the rest of accelerators.