Implement support for mixed sampled render targets

src/gpu/GrPipelineBuilder.cpp

Index: src/gpu/GrPipelineBuilder.cpp
diff --git a/src/gpu/GrPipelineBuilder.cpp b/src/gpu/GrPipelineBuilder.cpp
index 26422fd5475900a8dbf9812230542c5d4f1903f9..b31d105963ff4373b1d48208dba6a2c9a34de3f0 100644
--- a/src/gpu/GrPipelineBuilder.cpp
+++ b/src/gpu/GrPipelineBuilder.cpp
@@ -75,7 +75,7 @@ void GrPipelineBuilder::setFromPaint(const GrPaint& paint, GrRenderTarget* rt, c
 
     this->setState(GrPipelineBuilder::kDither_Flag, paint.isDither());
     this->setState(GrPipelineBuilder::kHWAntialias_Flag,
-                   rt->isMultisampled() && paint.isAntiAlias());
+                   rt->isUnifiedMultisampled() && paint.isAntiAlias());
 
     fColorProcInfoValid = false;
     fCoverageProcInfoValid = false;