Make cc/paint have concrete types

cc/paint/paint_record.cc

Index: cc/paint/paint_record.cc
diff --git a/third_party/WebKit/Source/platform/graphics/paint/PaintCanvas.h b/cc/paint/paint_record.cc
similarity index 50%
copy from third_party/WebKit/Source/platform/graphics/paint/PaintCanvas.h
copy to cc/paint/paint_record.cc
index c31f9ea66fb4fff2548335f737a744f903d5a2e2..3632eb50949ef2aa2051be8d9d53ebed0f73bae5 100644
--- a/third_party/WebKit/Source/platform/graphics/paint/PaintCanvas.h
+++ b/cc/paint/paint_record.cc
@@ -2,16 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef PaintCanvas_h
-#define PaintCanvas_h
+#include "cc/paint/paint_record.h"
 
 #include "cc/paint/paint_canvas.h"
 
-namespace blink {
-using cc::PaintCanvas;
-using cc::PaintCanvasAutoRestore;
-using cc::PaintCanvasPassThrough;
-using cc::ToPixmap;
+namespace cc {
+
+void PaintRecord::playback(PaintCanvas* canvas) {
+  playback(canvas->canvas_);
 }
 
-#endif  // PaintCanvas_h
+}  // namespace cc