Remove hardcoded color for settings dashboard
1. Change card_background to default background color. In settings
light theme, background color is exactly the #fafafa
2. Change card_background_grey to colorSecondary, which is
material_grey_200 in settings light theme.
Bug: 36139640
Test: Screenshot
Change-Id: I20081e768985ce6c0b9000448ae48599f18b293a
diff --git a/res/layout/dashboard_spacer.xml b/res/layout/dashboard_spacer.xml
index 8d58c80..3ebcb09 100644
--- a/res/layout/dashboard_spacer.xml
+++ b/res/layout/dashboard_spacer.xml
@@ -18,4 +18,4 @@
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="8dp"
- android:background="@color/card_background_grey"/>
+ android:background="?android:attr/colorSecondary"/>