Move ViewDisplayList to GraphicsLayer

Source/platform/graphics/paint/DrawingDisplayItem.cpp

Index: Source/platform/graphics/paint/DrawingDisplayItem.cpp
diff --git a/Source/platform/graphics/paint/DrawingDisplayItem.cpp b/Source/platform/graphics/paint/DrawingDisplayItem.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..9cabe727b422e0358b8776ff9bf87a6d6eb75755
--- /dev/null
+++ b/Source/platform/graphics/paint/DrawingDisplayItem.cpp
@@ -0,0 +1,26 @@
+// 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 "config.h"
+#include "platform/graphics/paint/DrawingDisplayItem.h"
+
+#include "platform/graphics/GraphicsContext.h"
+
+namespace blink {
+
+void DrawingDisplayItem::replay(GraphicsContext* context)
+{
+    context->drawPicture(m_picture.get(), m_location);
+}
+
+#ifndef NDEBUG
+WTF::String DrawingDisplayItem::asDebugString() const
+{
+    return String::format("{%s, type: \"%s\", location: [%f,%f]}",
+        clientDebugString().utf8().data(), typeAsDebugString(type()).utf8().data(),
+        m_location.x(), m_location.y());
+}
+#endif
+
+}