Clear cached locations when location providers disabled
Bug: 12118307

(cherry picked from commit b084fef18ee1b5d24d15cff37dc3a053933d361e)

Change-Id: Ief869b9e38858092bfa3f8d6d090a278dee7d86c
diff --git a/services/java/com/android/server/LocationManagerService.java b/services/java/com/android/server/LocationManagerService.java
index f784030..6c97956 100644
--- a/services/java/com/android/server/LocationManagerService.java
+++ b/services/java/com/android/server/LocationManagerService.java
@@ -1019,6 +1019,11 @@
             boolean shouldBeEnabled = isAllowedByCurrentUserSettingsLocked(name);
             if (isEnabled && !shouldBeEnabled) {
                 updateProviderListenersLocked(name, false, mCurrentUserId);
+                // If any provider has been disabled, clear all last locations for all providers.
+                // This is to be on the safe side in case a provider has location derived from
+                // this disabled provider.
+                mLastLocation.clear();
+                mLastLocationCoarseInterval.clear();
                 changesMade = true;
             } else if (!isEnabled && shouldBeEnabled) {
                 updateProviderListenersLocked(name, true, mCurrentUserId);