tree 00da9cf2ecf043753cd0a4fcde20bcca0595bb85
parent 6dbb32da86210f8d3819e42cf4fb3a0b94c8a9eb
author Kaiyi Li <kaiyili@google.com> 1619471347 -0700
committer Kaiyi Li <kaiyili@google.com> 1619471660 -0700

Use std::shared_ptr to store GLSharedGroup

GLSharedGroup used to be stored in SmartPtr, which may not be thread
safe. Migrate to std::shared_ptr.

Test: compile

Change-Id: Idb98c8a3a320811001a88a52f18920ec1e1d5434