[NOT FOR COMMIT] Fully replace SkCanvas uses.

third_party/WebKit/Source/platform/graphics/PlaceholderImage.h

Index: third_party/WebKit/Source/platform/graphics/PlaceholderImage.h
diff --git a/third_party/WebKit/Source/platform/graphics/PlaceholderImage.h b/third_party/WebKit/Source/platform/graphics/PlaceholderImage.h
index 7d322320962d97f7e87c020237001ee9513d3468..8bb4c1630b06647d423ccb12fdf3a9f32f83e82b 100644
--- a/third_party/WebKit/Source/platform/graphics/PlaceholderImage.h
+++ b/third_party/WebKit/Source/platform/graphics/PlaceholderImage.h
@@ -9,13 +9,11 @@
 #include "platform/geometry/IntSize.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/ImageOrientation.h"
+#include "skia/ext/cdl_common.h"
 #include "third_party/skia/include/core/SkImage.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "wtf/PassRefPtr.h"
 
-class SkCanvas;
-class SkPaint;
-
 namespace blink {
 
 class FloatRect;
@@ -35,8 +33,8 @@ class PLATFORM_EXPORT PlaceholderImage final : public Image {
 
   sk_sp<SkImage> imageForCurrentFrame() override;
 
-  void draw(SkCanvas*,
-            const SkPaint&,
+  void draw(CdlCanvas*,
+            const CdlPaint&,
             const FloatRect& destRect,
             const FloatRect& srcRect,
             RespectImageOrientationEnum,