skip call to clip::apply when clip is wide open

src/gpu/SkGpuDevice.h

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkGpuDevice_DEFINED
 #define SkGpuDevice_DEFINED
 
 #include "SkGr.h"
 #include "SkBitmap.h"
 #include "SkDevice.h"
 #include "SkPicture.h"
 #include "SkRegion.h"
 #include "SkSurface.h"
 #include "GrDrawContext.h"
 #include "GrContext.h"
+#include "GrClipStackClip.h"
 #include "GrSurfacePriv.h"
 #include "GrTypes.h"
 
 class GrAccelData;
 class GrTextureProducer;
 struct GrCachedLayer;
 
 /**
  *  Subclass of SkBaseDevice, which directs all drawing to the GrGpu owned by the
  *  canvas.
@@ skipping 233 matching lines @@
 
     void drawSpriteWithFilter(const SkDraw&, const SkBitmap&, int x, int y,
                               const SkPaint&) override;
 
     friend class GrAtlasTextContext;
     friend class SkSurface_Gpu;      // for access to surfaceProps
     typedef SkBaseDevice INHERITED;
 };
 
 #endif