Telephony: Revert Slim's inCall transparency

Revert "Enable incall transparency by default [1/2]"

This reverts commit 1953a6a7d8c56f6c57b2fda13fa49141f7bfa70c.

Conflicts:
	res/xml/call_feature_setting.xml

Change-Id: I53607ae8c9c63df098533f3fcf2a3116a1b58957

Revert "Telephony:  Add transparency to Glowpad background [3/3]"

This reverts commit d981b74ecceee8cfe58378c56fd81c271ae34a99.

Conflicts:
	res/values/cr_strings.xml
	res/xml/call_feature_setting.xml
	src/com/android/phone/CallFeaturesSetting.java

Change-Id: Ie31ee7f3478c24c7bc6e1742d60c9524c440664d