tree 9dffb711700ee8cb5bd21627f90c777c663f4bf9
parent 249afbf18dbb611b3e02f81db1b0ec0a5bf6e92d
author Yiwei Zhang <zzyiwei@google.com> 1597348467 -0700
committer Yiwei Zhang <zzyiwei@google.com> 1597349703 -0700

libvulkan: avoid allocation if final extension count is zero

This change also makes sure ExtensionFilter is properly initialized.

Bug: 161810298
Test: dEQP-VK.api.object_management.max_concurrent#instance
Change-Id: I2e3526b38fc5eeddf0e96d18dfd6f218bbb80201