[NOT FOR COMMIT] Fully replace SkCanvas uses.

components/printing/renderer/print_web_view_helper_mac.mm

Index: components/printing/renderer/print_web_view_helper_mac.mm
diff --git a/components/printing/renderer/print_web_view_helper_mac.mm b/components/printing/renderer/print_web_view_helper_mac.mm
index ff49472ba68692cdf09cb4f50de461e94b8c8540..11dc5925f4d3e2934ba9241950b3652eee1c5f00 100644
--- a/components/printing/renderer/print_web_view_helper_mac.mm
+++ b/components/printing/renderer/print_web_view_helper_mac.mm
@@ -135,7 +135,7 @@ void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
       params.display_header_footer ? gfx::Rect(*page_size) : content_area;
 
   {
-    SkCanvas* canvas = metafile->GetVectorCanvasForNewPage(
+    CdlCanvas* canvas = metafile->GetVectorCanvasForNewPage(
         *page_size, canvas_area, scale_factor);
     if (!canvas)
       return;
@@ -144,14 +144,13 @@ void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
     skia::SetIsPreviewMetafile(*canvas, is_preview);
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
     if (params.display_header_footer) {
-      PrintHeaderAndFooter(static_cast<blink::WebCanvas*>(canvas),
-                           page_number + 1,
+      PrintHeaderAndFooter(canvas, page_number + 1,
                            print_preview_context_.total_page_count(), *frame,
                            scale_factor, page_layout_in_points, params);
     }
 #endif  // BUILDFLAG(ENABLE_PRINT_PREVIEW)
     RenderPageContent(frame, page_number, canvas_area, content_area,
-                      scale_factor, static_cast<blink::WebCanvas*>(canvas));
+                      scale_factor, canvas);
   }
 
   // Done printing. Close the device context to retrieve the compiled metafile.