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>
diff --git a/src/gpu/instanced/InstancedRendering.cpp b/src/gpu/instanced/InstancedRendering.cpp
index 4abaef6..9b6e576 100644
--- a/src/gpu/instanced/InstancedRendering.cpp
+++ b/src/gpu/instanced/InstancedRendering.cpp
@@ -482,8 +482,8 @@
 
     GrPipeline pipeline;
     GrPipeline::InitArgs args;
-    args.fInputColor = fAnalysisColor;
-    args.fInputCoverage = coverage;
+    args.fXPInputColor = fAnalysisColor;
+    args.fXPInputCoverage = coverage;
     args.fAppliedClip = clip;
     args.fCaps = &state->caps();
     args.fProcessors = &fProcessors;