Eliminate special case nvpr batch handling

Removes drawPathBatch methods from GrDrawTarget and GrDrawContext, and
integrates nvpr batches in with all the other batches.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1966763002

Review-Url: https://codereview.chromium.org/1966763002
diff --git a/src/gpu/GrPipeline.cpp b/src/gpu/GrPipeline.cpp
index 761a876..d52e811 100644
--- a/src/gpu/GrPipeline.cpp
+++ b/src/gpu/GrPipeline.cpp
@@ -12,6 +12,7 @@
 #include "GrGpu.h"
 #include "GrPipelineBuilder.h"
 #include "GrProcOptInfo.h"
+#include "GrRenderTargetPriv.h"
 #include "GrXferProcessor.h"
 
 #include "batches/GrBatch.h"
@@ -25,9 +26,9 @@
     SkASSERT(pipeline->fRenderTarget);
     pipeline->fScissorState = *args.fScissor;
     if (builder.hasUserStencilSettings() || args.fHasStencilClip) {
-        SkASSERT(args.fNumStencilBits);
+        const GrRenderTargetPriv& rtPriv = builder.getRenderTarget()->renderTargetPriv();
         pipeline->fStencilSettings.reset(*builder.getUserStencil(), args.fHasStencilClip,
-                                         args.fNumStencilBits);
+                                         rtPriv.numStencilBits());
         SkASSERT(!pipeline->fStencilSettings.usesWrapOp() || args.fCaps->stencilWrapOpsSupport());
     }
     pipeline->fDrawFace = builder.getDrawFace();
@@ -45,6 +46,9 @@
     if (builder.getAllowSRGBInputs()) {
         pipeline->fFlags |= kAllowSRGBInputs_Flag;
     }
+    if (args.fHasStencilClip) {
+        pipeline->fFlags |= kHasStencilClip_Flag;
+    }
 
     // Create XferProcessor from DS's XPFactory
     bool hasMixedSamples = builder.getRenderTarget()->hasMixedSamples() &&