Implemented printToSkPicture without using WebViewBenchmarkSupport.

cc/layers/layer.h

 // Copyright 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_LAYERS_LAYER_H_
 #define CC_LAYERS_LAYER_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
 #include "cc/animation/layer_animation_controller.h"
 #include "cc/animation/layer_animation_value_observer.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/region.h"
 #include "cc/base/scoped_ptr_vector.h"
 #include "cc/layers/compositing_reasons.h"
 #include "cc/layers/draw_properties.h"
 #include "cc/layers/layer_lists.h"
 #include "cc/layers/layer_position_constraint.h"
 #include "cc/layers/paint_properties.h"
 #include "cc/layers/render_surface.h"
 #include "cc/output/filter_operations.h"
 #include "cc/trees/occlusion_tracker.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkImageFilter.h"
+#include "third_party/skia/include/core/SkPicture.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_f.h"
 #include "ui/gfx/transform.h"
 
 namespace gfx {
 class BoxF;
 }
 
 namespace cc {
 
@@ skipping 324 matching lines @@
 
   gfx::Rect LayerRectToContentRect(const gfx::RectF& layer_rect) const;
 
   // In impl-side painting, this returns true if this layer type is not
   // compatible with the main thread running freely, such as a double-buffered
   // canvas that doesn't want to be triple-buffered across all three trees.
   virtual bool BlocksPendingCommit() const;
   // Returns true if anything in this tree blocksPendingCommit.
   bool BlocksPendingCommitRecursive() const;
 
+  virtual skia::RefPtr<SkPicture> GetPicture() const;
+
   virtual bool CanClipSelf() const;
 
   // Constructs a LayerImpl of the correct runtime type for this Layer type.
   virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl);
 
   bool NeedsDisplayForTesting() const { return !update_rect_.IsEmpty(); }
   void ResetNeedsDisplayForTesting() { update_rect_ = gfx::RectF(); }
 
   RenderingStatsInstrumentation* rendering_stats_instrumentation() const;
 
@@ skipping 152 matching lines @@
   DrawProperties<Layer, RenderSurface> draw_properties_;
 
   PaintProperties paint_properties_;
 
   DISALLOW_COPY_AND_ASSIGN(Layer);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_H_