[graphite] Add MSAA pipeline creation structs to VulkanResourceProvider
* Initialize and hold on to reusable MSAA pipeline creation structs within the VulkanResourceProvider
* Adds ownsPipelineLayout param to VulkanGraphicsPipeline which allows the MSAA pipeline layout to be deleted by the resource provider rather than when freeing graphics pipeline GPU data
* Restructures some VulkanGraphicsPipeline helpers to be more conducive to loading MSAA pipeline struct creation
* Currently no loading from MSAA pipelines actually get created - this just sets up some groundwork that later CLs can utilize.
Change-Id: I5d5104648fc9834b46418dff7fef209aeeccfd46
Bug: b/296420752
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/789997
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Nicolette Prevost <nicolettep@google.com>
5 files changed