Do not toggle Applist with Search key press when accessibility is enabled.

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 e3d505e12562d3d20c32bcf7825516ef72cf3b80..84e0c7e5dd593fdddcc8e89a1f4ca8888ed5278a 100644
--- a/ash/accelerators/accelerator_controller_unittest.cc
+++ b/ash/accelerators/accelerator_controller_unittest.cc
@@ -11,6 +11,7 @@
 #include "ash/shell_window_ids.h"
 #include "ash/system/brightness/brightness_control_delegate.h"
 #include "ash/test/ash_test_base.h"
+#include "ash/test/test_shell_delegate.h"
 #include "ash/volume_control_delegate.h"
 #include "ash/wm/window_util.h"
 #include "ui/aura/event.h"
@@ -534,6 +535,17 @@ TEST_F(AcceleratorControllerTest, GlobalAccelerators) {
         ui::Accelerator(ui::VKEY_LWIN, ui::EF_NONE)));
     EXPECT_FALSE(ash::Shell::GetInstance()->GetAppListTargetVisibility());
   }
+  // ToggleAppList (with spoken feedback enabled)
+  {
+    TestShellDelegate* delegate =
+        static_cast<TestShellDelegate*>(ash::Shell::GetInstance()->delegate());
+    delegate->set_spoken_feedback_enabled(true);
+    EXPECT_FALSE(GetController()->Process(
+        ui::Accelerator(ui::VKEY_LWIN, ui::EF_NONE)));
+    delegate->set_spoken_feedback_enabled(false);
+    EXPECT_TRUE(GetController()->Process(
+        ui::Accelerator(ui::VKEY_LWIN, ui::EF_NONE)));
+  }
   // ToggleCapsLock
   {
     EXPECT_FALSE(GetController()->Process(