Merge branch 'stable-3.2' * stable-3.2: Fix bazlets using latest stable-3.1 to build with 3.1.5 API Upgrade bazlets to latest stable-3.1 to build with 3.1.5 API Upgrade bazlets to latest stable-3.0 to build with 3.0.9 API Upgrade bazlets to latest stable-2.16 to build with 2.16.19 API Change-Id: I40f635f9b455bbe309c1f20f958048f426e717da