Include original exception to ease debugging

Pass the original OperationApplicationException exception
into the thrown exception in order to make the following
Feedback issue easier to debug. This is in case we are
unable to fix this bug by MR2.

Bug: 12996134
Change-Id: Ib26d473574f1c0788d80fef0ceb4ef4748ec11e1
(cherry picked from commit 3b6c628fc9e717a41c2954b1101c3a04ad382c55)
diff --git a/src/com/android/contacts/ContactSaveService.java b/src/com/android/contacts/ContactSaveService.java
index ff76844..8688a47 100644
--- a/src/com/android/contacts/ContactSaveService.java
+++ b/src/com/android/contacts/ContactSaveService.java
@@ -435,7 +435,8 @@
                 sb.append(")");
 
                 if (first) {
-                    throw new IllegalStateException("Version consistency failed for a new contact");
+                    throw new IllegalStateException(
+                            "Version consistency failed for a new contact", e);
                 }
 
                 final RawContactDeltaList newState = RawContactDeltaList.fromQuery(