Move GrPipelineBuilder into GrRenderTargetContext::addLegacyDrawOp

This makes the legacy code use GrProcessorSet::Analysis in the same manner as the non-GrLegacyMeshDrawOps which enables changes to how analysis works.

Change-Id: I8171e285ac8930beb3ac33cd3c4ee88f217b9e40
Reviewed-on: https://skia-review.googlesource.com/11205
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
22 files changed