Moves GoogleLocationSettingManager to its correct location.

This fixes bug http://b/issue?id=2089259.
diff --git a/core/java/android/GoogleLocationSettingManager.java b/core/java/android/webkit/GoogleLocationSettingManager.java
similarity index 100%
rename from core/java/android/GoogleLocationSettingManager.java
rename to core/java/android/webkit/GoogleLocationSettingManager.java