Android Question Error : Firebase AdMob

This code will be applied to the manifest file during compilation.
'You do not need to modify it in most cases.
'See this link for for more information: http://www.b4x.com/forum/showthread.php?p=78136
AddManifestText(
<uses-sdk android:minSdkVersion="7" android:targetSdkVersion="24"/>
<supports-screens android:largeScreens="true"
    android:normalScreens="true"
    android:smallScreens="true"
    android:anyDensity="true"/>)
SetApplicationAttribute(android:icon, "@drawable/icon")
SetApplicationAttribute(android:label, "$LABEL$")
'End of default text.

'************ Firebase Ads ************
AddApplicationText(
  <activity
  android:name="com.google.android.gms.ads.AdActivity"
  android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize"
  android:theme="@android:style/Theme.Translucent" />
  <activity android:name="com.google.android.gms.ads.purchase.InAppPurchaseActivity"
  android:theme="@style/Theme.IAPTheme"/>
)
'************ Firebase Ads (end) ************