[Experimental] Supporting OOPIF printing

third_party/WebKit/Source/platform/graphics/paint/DrawingDisplayItem.cpp

 // Copyright 2014 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.
 
 #include "platform/graphics/paint/DrawingDisplayItem.h"
 
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/paint/PaintCanvas.h"
 #include "public/platform/WebDisplayItemList.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkData.h"
 #include "third_party/skia/include/core/SkPictureAnalyzer.h"
 
 namespace blink {
 
 void DrawingDisplayItem::replay(GraphicsContext& context) const {
   if (m_record)
     context.drawRecord(m_record.get());
+  else if (m_drawable)
+    context.drawDrawable(m_drawable.get());
 }
 
 void DrawingDisplayItem::appendToWebDisplayItemList(
     const IntRect& visualRect,
     WebDisplayItemList* list) const {
   if (m_record)
     list->appendDrawingItem(visualRect, m_record);
 }
 
 bool DrawingDisplayItem::drawsContent() const {
@@ skipping 84 matching lines @@
 
   if (recordsEqual(record, otherRecord))
     return true;
 
   // Sometimes the client may produce different records for the same visual
   // result, which should be treated as equal.
   return bitmapsEqual(record, otherRecord);
 }
 
 }  // namespace blink