hammerhead: overlay to wifi configurations

Support dual band and background scan

Change-Id: I50ab6c9a6ad1d0f07274ef1addeeeff4019b76c5
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 7b6fe3b..10bc7a9 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -211,6 +211,12 @@
     -->
     <bool name="config_enableWifiDisplay">true</bool>
 
+    <!-- Boolean indicating whether the wifi chipset has dual frequency band support -->
+    <bool translatable="false" name="config_wifi_dual_band_support">true</bool>
+
+    <!-- Boolean indicating whether the wifi chipset has background scan support -->
+    <bool translatable="false" name="config_wifi_background_scan_support">true</bool>
+
     <!-- Setting this true forces the headset jack switches to use the/dev/input/event subsystem
          rather than the uevent framework. -->
     <bool name="config_useDevInputEventForAudioJack">true</bool>