Bring sk_sp to GrDrawContext

include/gpu/GrDrawContext.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrDrawContext_DEFINED
 #define GrDrawContext_DEFINED
 
@@ skipping 260 matching lines @@
      *
      * TODO: Figure out a better model that allows us to roll this method into drawBatch.
      */
     void drawPathBatch(const GrPipelineBuilder&, GrDrawPathBatchBase*);
 
     int width() const { return fRenderTarget->width(); }
     int height() const { return fRenderTarget->height(); }
     int numColorSamples() const { return fRenderTarget->numColorSamples(); }
     bool isGammaCorrect() const { return fSurfaceProps.isGammaCorrect(); }
 
-    GrRenderTarget* accessRenderTarget() { return fRenderTarget; }
+    GrRenderTarget* accessRenderTarget() { return fRenderTarget.get(); }
+
+    sk_sp<GrRenderTarget> renderTarget() { return fRenderTarget; }
+
+    sk_sp<GrTexture> asTexture() { return sk_ref_sp(fRenderTarget->asTexture()); }
 
     // Provides access to functions that aren't part of the public API.
     GrDrawContextPriv drawContextPriv();
     const GrDrawContextPriv drawContextPriv() const;
 
 protected:
-    GrDrawContext(GrContext*, GrDrawingManager*, GrRenderTarget*,
+    GrDrawContext(GrContext*, GrDrawingManager*, sk_sp<GrRenderTarget>,
                   const SkSurfaceProps* surfaceProps, GrAuditTrail*, GrSingleOwner*);
 
     GrDrawingManager* drawingManager() { return fDrawingManager; }
     GrAuditTrail* auditTrail() { return fAuditTrail; }
     const SkSurfaceProps& surfaceProps() const { return fSurfaceProps; }
     
     SkDEBUGCODE(GrSingleOwner* singleOwner() { return fSingleOwner; })
     SkDEBUGCODE(void validate() const;)
 
 private:
@@ skipping 17 matching lines @@
                           const SkPath& path,
                           const GrStrokeInfo& strokeInfo);
 
     // This entry point allows the GrTextContext-derived classes to add their batches to
     // the drawTarget.
     void drawBatch(GrPipelineBuilder* pipelineBuilder, GrDrawBatch* batch);
 
     GrDrawTarget* getDrawTarget();
 
     GrDrawingManager*                 fDrawingManager;
-    GrRenderTarget*                   fRenderTarget;
+    sk_sp<GrRenderTarget>             fRenderTarget;
 
     // In MDB-mode the drawTarget can be closed by some other drawContext that has picked
     // it up. For this reason, the drawTarget should only ever be accessed via 'getDrawTarget'.
     GrDrawTarget*                     fDrawTarget;
     SkAutoTDelete<GrAtlasTextContext> fAtlasTextContext;
     GrContext*                        fContext;
 
     SkSurfaceProps                    fSurfaceProps;
     GrAuditTrail*                     fAuditTrail;
 
     // In debug builds we guard against improper thread handling
     SkDEBUGCODE(mutable GrSingleOwner* fSingleOwner;)
 };
 
 #endif