[NOT FOR COMMIT] Fully replace SkCanvas uses.

ui/native_theme/common_theme.h

Index: ui/native_theme/common_theme.h
diff --git a/ui/native_theme/common_theme.h b/ui/native_theme/common_theme.h
index 476e0874f91b16016d24ec54f199d246cd98eee5..59289b74d92027cb0675887c1ea2af8a2e509488 100644
--- a/ui/native_theme/common_theme.h
+++ b/ui/native_theme/common_theme.h
@@ -7,9 +7,9 @@
 
 #include <memory>
 
+#include "skia/ext/cdl_common.h"
 #include "ui/native_theme/native_theme.h"
 
-class SkCanvas;
 
 namespace ui {
 
@@ -23,7 +23,7 @@ SkColor NATIVE_THEME_EXPORT GetAuraColor(NativeTheme::ColorId color_id,
 
 void NATIVE_THEME_EXPORT CommonThemePaintMenuItemBackground(
     const NativeTheme* theme,
-    SkCanvas* canvas,
+    CdlCanvas* canvas,
     NativeTheme::State state,
     const gfx::Rect& rect,
     const NativeTheme::MenuItemExtraParams& menu_item);