Add current.xml API file missing from I8f2b6b79.

Fixes build.

Change-Id: I7d845fb45b5221425f41cf3069fea7f31ea6b225
diff --git a/api/current.xml b/api/current.xml
index 8bf6f74..bfd6e60 100644
--- a/api/current.xml
+++ b/api/current.xml
@@ -84115,6 +84115,17 @@
  visibility="public"
 >
 </field>
+<field name="PROVIDERS_CHANGED_ACTION"
+ type="java.lang.String"
+ transient="false"
+ volatile="false"
+ value="&quot;android.location.PROVIDERS_CHANGED&quot;"
+ static="true"
+ final="true"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</field>
 </class>
 <class name="LocationProvider"
  extends="java.lang.Object"