tree e1e797d4df111d9fa7a801af3ea3a808efb82162
parent a7246835025f46579763847cd8e6d76a0b4feeec
author shawnlin <shawnlin@google.com> 1551690094 +0800
committer shawnlin <shawnlin@google.com> 1551690094 +0800

Mark @Nullable annotation to String parameter

Test: make, make system-api-stubs-docs-update-current-api
Bug: 126700130
Change-Id: I89b9bf726bda3241cf8bfb4737d2c25cb65b8369