Merge "Fix brightness dialog background to be light" into oc-dev

        <activity

            android:name=".settings.BrightnessDialog"

            android:label="@string/quick_settings_brightness_dialog_title"

            android:theme="@android:style/Theme.DeviceDefault.Dialog"

            android:theme="@android:style/Theme.DeviceDefault.Light.Dialog"

            android:finishOnCloseSystemDialogs="true"

            android:launchMode="singleInstance"

            android:excludeFromRecents="true"