Remove GrStencilSettings from GrPipeline

src/gpu/gl/GrGLGpu.cpp

Index: src/gpu/gl/GrGLGpu.cpp
diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp
index 454753c4e927d23fe7cd6a7a946a0e2c78d69226..6d50ee29c4e878b97cdd77725d24e9a01d8c48f1 100644
--- a/src/gpu/gl/GrGLGpu.cpp
+++ b/src/gpu/gl/GrGLGpu.cpp
@@ -2052,10 +2052,17 @@ bool GrGLGpu::flushGLState(const GrPipeline& pipeline, const GrPrimitiveProcesso
     program->setData(primProc, pipeline);
 
     GrGLRenderTarget* glRT = static_cast<GrGLRenderTarget*>(pipeline.getRenderTarget());
-    this->flushStencil(pipeline.getStencil());
+    GrStencilSettings stencil;
+    if (pipeline.isStencilEnabled()) {
+        // TODO: attach stencil and create settings during render target flush.
+        SkASSERT(glRT->renderTargetPriv().getStencilAttachment());
+        stencil.reset(*pipeline.getUserStencil(), pipeline.hasStencilClip(),
+                      glRT->renderTargetPriv().numStencilBits());
+    }
+    this->flushStencil(stencil);
     this->flushScissor(pipeline.getScissorState(), glRT->getViewport(), glRT->origin());
     this->flushWindowRectangles(pipeline.getWindowRectsState(), glRT);
-    this->flushHWAAState(glRT, pipeline.isHWAntialiasState(), !pipeline.getStencil().isDisabled());
+    this->flushHWAAState(glRT, pipeline.isHWAntialiasState(), stencil.isDisabled());
 
     // This must come after textures are flushed because a texture may need
     // to be msaa-resolved (which will modify bound FBO state).