Fix action bar color in App info header

- Action bar color is same as status bar.

Test: visual
Fixes: 119893936
Change-Id: I8806295f9f42b27d14eb7f3521907a3a234b9593
diff --git a/src/com/android/settings/widget/EntityHeaderController.java b/src/com/android/settings/widget/EntityHeaderController.java
index 853313f..267838c 100644
--- a/src/com/android/settings/widget/EntityHeaderController.java
+++ b/src/com/android/settings/widget/EntityHeaderController.java
@@ -321,7 +321,7 @@
         }
         actionBar.setBackgroundDrawable(
                 new ColorDrawable(
-                        Utils.getColorAttrDefaultColor(activity, android.R.attr.colorPrimary)));
+                        Utils.getColorAttrDefaultColor(activity, android.R.attr.colorPrimaryDark)));
         actionBar.setElevation(0);
         if (mRecyclerView != null && mLifecycle != null) {
             ActionBarShadowController.attachToRecyclerView(mActivity, mLifecycle, mRecyclerView);