Refactor GrGpu path rendering functions to GrPathRendering

src/gpu/GrTargetCommands.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrTargetCommands.h"
 
 #include "GrInOrderDrawBuffer.h"
@@ skipping 37 matching lines @@
         iter->execute(gpu);
         if (iter->isTraced()) {
             gpu->removeGpuTraceMarker(&newMarker);
         }
     }
 
     fBatchTarget.postFlush();
 }
 
 void GrTargetCommands::StencilPath::execute(GrGpu* gpu) {
-    GrGpu::StencilPathState state;
-    state.fRenderTarget = fRenderTarget.get();
-    state.fScissor = &fScissor;
-    state.fStencil = &fStencil;
-    state.fUseHWAA = fUseHWAA;
-    state.fViewMatrix = &fViewMatrix;
-
-    gpu->stencilPath(this->path(), state);
+    GrPathRendering::StencilPathArgs args(fUseHWAA, fRenderTarget.get(), &fViewMatrix, &fScissor,
+                                          &fStencil);
+    gpu->pathRendering()->stencilPath(args, this->path());
 }
 
 void GrTargetCommands::DrawPath::execute(GrGpu* gpu) {
     if (!fState->fCompiled) {
         gpu->buildProgramDesc(&fState->fDesc, *fState->fPrimitiveProcessor, *fState->getPipeline(),
                               fState->fBatchTracker);
         fState->fCompiled = true;
     }
-    DrawArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
-                  &fState->fDesc, &fState->fBatchTracker);
-    gpu->drawPath(args, this->path(), fStencilSettings);
+    GrPathRendering::DrawPathArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
+                                       &fState->fDesc, &fState->fBatchTracker, &fStencilSettings);
+    gpu->pathRendering()->drawPath(args, this->path());
 }
 
 void GrTargetCommands::DrawPaths::execute(GrGpu* gpu) {
     if (!fState->fCompiled) {
         gpu->buildProgramDesc(&fState->fDesc, *fState->fPrimitiveProcessor, *fState->getPipeline(),
                               fState->fBatchTracker);
         fState->fCompiled = true;
     }
-    DrawArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
-                  &fState->fDesc, &fState->fBatchTracker);
-    gpu->drawPaths(args, this->pathRange(),
-                   fIndices, fIndexType,
-                   fTransforms, fTransformType,
-                   fCount, fStencilSettings);
+    GrPathRendering::DrawPathArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
+                                       &fState->fDesc, &fState->fBatchTracker, &fStencilSettings);
+    gpu->pathRendering()->drawPaths(args, this->pathRange(), fIndices, fIndexType, fTransforms,
+                                    fTransformType, fCount);
 }
 
 void GrTargetCommands::DrawBatch::execute(GrGpu*) {
     fBatchTarget->flushNext(fBatch->numberOfDraws());
 }
 
 void GrTargetCommands::Clear::execute(GrGpu* gpu) {
     if (GrColor_ILLEGAL == fColor) {
         gpu->discard(this->renderTarget());
     } else {
         gpu->clear(&fRect, fColor, fCanIgnoreRect, this->renderTarget());
     }
 }
 
 void GrTargetCommands::ClearStencilClip::execute(GrGpu* gpu) {
     gpu->clearStencilClip(fRect, fInsideClip, this->renderTarget());
 }
 
 void GrTargetCommands::CopySurface::execute(GrGpu* gpu) {
     gpu->copySurface(this->dst(), this->src(), fSrcRect, fDstPoint);
 }
 
 void GrTargetCommands::XferBarrier::execute(GrGpu* gpu) {
     gpu->xferBarrier(fRenderTarget.get(), fBarrierType);
 }