sk_sp for gpu.

src/gpu/GrDrawTarget.cpp

Index: src/gpu/GrDrawTarget.cpp
diff --git a/src/gpu/GrDrawTarget.cpp b/src/gpu/GrDrawTarget.cpp
index ac0c766704bbeba9678e654c6549af8718222bde..adb6efda55240540737603d9018398328d49e6c6 100644
--- a/src/gpu/GrDrawTarget.cpp
+++ b/src/gpu/GrDrawTarget.cpp
@@ -245,9 +245,9 @@ void GrDrawTarget::drawBatch(const GrPipelineBuilder& pipelineBuilder,
 
     // TODO: this is the only remaining usage of the AutoRestoreFragmentProcessorState - remove it
     GrPipelineBuilder::AutoRestoreFragmentProcessorState arfps;
-    if (appliedClip.clipCoverageFragmentProcessor()) {
+    if (appliedClip.getClipCoverageFragmentProcessor()) {
         arfps.set(&pipelineBuilder);
-        arfps.addCoverageFragmentProcessor(appliedClip.clipCoverageFragmentProcessor());
+        arfps.addCoverageFragmentProcessor(sk_ref_sp(appliedClip.getClipCoverageFragmentProcessor()));
     }
 
     GrPipeline::CreateArgs args;
@@ -330,7 +330,7 @@ void GrDrawTarget::stencilPath(const GrPipelineBuilder& pipelineBuilder,
 
     // Coverage AA does not make sense when rendering to the stencil buffer. The caller should never
     // attempt this in a situation that would require coverage AA.
-    SkASSERT(!appliedClip.clipCoverageFragmentProcessor());
+    SkASSERT(!appliedClip.getClipCoverageFragmentProcessor());
 
     GrStencilAttachment* stencilAttachment = fResourceProvider->attachStencilAttachment(
                                                 drawContext->accessRenderTarget());
@@ -379,8 +379,7 @@ void GrDrawTarget::clear(const SkIRect* rect,
 
         // TODO: flip this into real draw!
         GrPipelineBuilder pipelineBuilder;
-        pipelineBuilder.setXPFactory(
-            GrPorterDuffXPFactory::Create(SkXfermode::kSrc_Mode))->unref();
+        pipelineBuilder.setXPFactory(GrPorterDuffXPFactory::Make(SkXfermode::kSrc_Mode));
 
         SkRect scalarRect = SkRect::Make(*rect);
         SkAutoTUnref<GrDrawBatch> batch(