vulkan: add a wrapper for hwvulkan_device_t am: 31b2e4f01d
am: e36ffe1f14

* commit 'e36ffe1f14048a312bde9b1fc416b2f933138394':
  vulkan: add a wrapper for hwvulkan_device_t

Change-Id: I807de7c43c147e50caf64b7ed63a31901f1d46e2