Add SkBitmap StructTraits for skia::mojo::Bitmap.

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index ee5ba2f46d048adfb7a41e085362982902908f19..e4599ff9158245daad7d777154cf81bbdeb700b7 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -121,7 +121,6 @@
 #include "net/http/http_transaction_factory.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
-#include "skia/public/type_converters.h"
 #include "third_party/WebKit/public/web/WebSandboxFlags.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/accessibility/ax_tree_combiner.h"
@@ -4843,7 +4842,7 @@ void WebContentsImpl::OnDidDownloadImage(
     int id,
     const GURL& image_url,
     int32_t http_status_code,
-    mojo::Array<skia::mojom::BitmapPtr> images,
+    mojo::Array<SkBitmap> images,
     mojo::Array<mojo::SizePtr> original_image_sizes) {
   const std::vector<SkBitmap> bitmaps = images.To<std::vector<SkBitmap>>();
   const std::vector<gfx::Size> sizes =