Don't mark virtual keyboard events as synthesized or distinguish between

ash/common/accelerators/accelerator_controller.cc

Index: ash/common/accelerators/accelerator_controller.cc
diff --git a/ash/common/accelerators/accelerator_controller.cc b/ash/common/accelerators/accelerator_controller.cc
index db032bb3a8cafe407d68f3628775a7d7165a25af..285140764e39702945feaf1d354b5804d3ff111e 100644
--- a/ash/common/accelerators/accelerator_controller.cc
+++ b/ash/common/accelerators/accelerator_controller.cc
@@ -173,8 +173,7 @@ bool CanHandleCycleMru(const ui::Accelerator& accelerator) {
   // users have better window switching options. See http://crbug.com/638269
   keyboard::KeyboardController* keyboard_controller =
       keyboard::KeyboardController::GetInstance();
-  return !(keyboard_controller && keyboard_controller->keyboard_visible() &&
-           (accelerator.modifiers() & ui::EF_IS_SYNTHESIZED));
+  return !(keyboard_controller && keyboard_controller->keyboard_visible());

[oshima, 2017/01/05 22:11:35]

Hmm that's unfortunate.

Could you please add comment that this will disable alt-tab on real keyboard
when it's visible, but it's WAI due to IME implementation?

[Evan Stade, 2017/01/06 19:37:51]

Done.

 }
 
 // We must avoid showing the Deprecated NEXT_IME notification erronously.