Fix instances where hwaa was wrong for mixed samples

src/gpu/batches/GrAAHairLinePathRenderer.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrAAHairLinePathRenderer.h"
 
 #include "GrBatchFlushState.h"
@@ skipping 954 matching lines @@
 bool GrAAHairLinePathRenderer::onDrawPath(const DrawPathArgs& args) {
     GR_AUDIT_TRAIL_AUTO_FRAME(args.fDrawContext->auditTrail(),
                               "GrAAHairlinePathRenderer::onDrawPath");
     SkIRect devClipBounds;
     args.fClip->getConservativeBounds(args.fDrawContext->width(), args.fDrawContext->height(),
                                       &devClipBounds);
 
     SkAutoTUnref<GrDrawBatch> batch(create_hairline_batch(args.fColor, *args.fViewMatrix, *args.fPath,
                                                           *args.fStyle, devClipBounds));
 
-    GrPipelineBuilder pipelineBuilder(*args.fPaint,
-                                      args.fDrawContext->isStencilBufferMultisampled());
+    GrPipelineBuilder pipelineBuilder(*args.fPaint, args.fDrawContext->isUnifiedMultisampled());
     pipelineBuilder.setUserStencil(args.fUserStencilSettings);
 
     args.fDrawContext->drawBatch(pipelineBuilder, *args.fClip, batch);
 
     return true;
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 #ifdef GR_TEST_UTILS
 
 DRAW_BATCH_TEST_DEFINE(AAHairlineBatch) {
     GrColor color = GrRandomColor(random);
     SkMatrix viewMatrix = GrTest::TestMatrix(random);
     SkPath path = GrTest::TestPath(random);
     SkIRect devClipBounds;
     devClipBounds.setEmpty();
     return create_hairline_batch(color, viewMatrix, path, GrStyle::SimpleHairline(), devClipBounds);
 }
 
 #endif