tree bbf2146f7acd1e14eafdf62a8cab530bb093d832
parent fb2a8b9ef7a4dec4512e8221731faa1368bcf58a
author Jooyung Han <jooyung@google.com> 1604236439 +0900
committer Jooyung Han <jooyung@google.com> 1606193038 +0900

fix toString in the Java backend

Use Objects.toString(obj) to handle null

Bug: n/a
Bug: 150161123
Test: aidl_integration_test
Merged-In: I8bcc7346e4568df1e5371268a0acd9e14f386805
Change-Id: I8bcc7346e4568df1e5371268a0acd9e14f386805
(cherry picked from commit ee73cb33fb727f97ff39af6e8fcba7caa4156520)