Remove unused code for managing physical audio devices.

This was only used in B2G/Gonk and can go.

1 files changed, 0 insertions, 31 deletions

diff --git a/hal/Hal.h b/hal/Hal.h
index e45bbcde2..224b4c451 100644
--- a/hal/Hal.h
+++ b/hal/Hal.h
@@ -402,37 +402,6 @@ MOZ_MUST_USE bool LockScreenOrientation(const dom::ScreenOrientationInternal& aO
 void UnlockScreenOrientation();
 
 /**
- * Register an observer for the switch of given SwitchDevice.
- *
- * The observer will receive data whenever the data generated by the
- * given switch.
- */
-void RegisterSwitchObserver(hal::SwitchDevice aDevice, hal::SwitchObserver *aSwitchObserver);
-
-/**
- * Unregister an observer for the switch of given SwitchDevice.
- */
-void UnregisterSwitchObserver(hal::SwitchDevice aDevice, hal::SwitchObserver *aSwitchObserver);
-
-/**
- * Notify the state of the switch.
- *
- * This API is internal to hal; clients shouldn't call it directly.
- */
-void NotifySwitchChange(const hal::SwitchEvent& aEvent);
-
-/**
- * Get current switch information.
- */
-hal::SwitchState GetCurrentSwitchState(hal::SwitchDevice aDevice);
-
-/**
- * Notify switch status change from input device.
- */
-void NotifySwitchStateFromInputDevice(hal::SwitchDevice aDevice,
-                                      hal::SwitchState aState);
-
-/**
  * Register an observer that is notified when a programmed alarm
  * expires.
  *