ccpr: Don't release the stashed atlas proxy inside CopyAtlasOp

This is a leftover from when we used to try and persuade the resource
cache to recycle atlas textures instead of making it explicit. Vulkan
expects Ops to keep their textures alive until they are destroyed.

Bug: skia:7733
Change-Id: I65c90e28026d9faaba43a3e77d87eff612b1b8ac
Reviewed-on: https://skia-review.googlesource.com/154600
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
1 file changed