Hide Menu Item from ActionBar - Menu if the device doesn't support a certain feature.

HideMenuItem.java

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		MenuInflater inflater = getSupportMenuInflater();
		inflater.inflate(R.menu.menu, menu);
		
		//Let's say we want to remove a "Share with Bluetooth" item from our Action Bar/Menu
		PackageManager pm = getPackageManager();
		if (!pm.hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) {
			MenuItem item = menu.findItem(R.id.bluetoothSharing);
			item.setVisible(false);
		}

		return true;
	}