views-posse: Add metadata to proportional_image_view

Bug: 1159562
Test: build
Change-Id: I48f18f8d345e34c219c58f5e5599f8e8fa7f1420
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2616052Reviewed-by: Yoshiki Iguchi <yoshiki@chromium.org>
Reviewed-by: Allen Bauer <kylixrd@chromium.org>
Commit-Queue: Sara Kato <sarakato@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844626}

ui/message_center/views/proportional_image_view.cc

@@ -7,11 +7,10 @@
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/image/image_skia_operations.h"
 #include "ui/message_center/message_center_style.h"
+#include "ui/views/metadata/metadata_impl_macros.h"
 
 namespace message_center {
 
-const char ProportionalImageView::kViewClassName[] = "ProportionalImageView";
-
 ProportionalImageView::ProportionalImageView(const gfx::Size& view_size) {
   SetPreferredSize(view_size);
 }
@@ -43,10 +42,6 @@ void ProportionalImageView::OnPaint(gfx::Canvas* canvas) {
   canvas->DrawImageInt(image, draw_bounds.x(), draw_bounds.y());
 }
 
-const char* ProportionalImageView::GetClassName() const {
-  return kViewClassName;
-}
-
 gfx::Size ProportionalImageView::GetImageDrawingSize() {
   if (!GetVisible())
     return gfx::Size();
@@ -56,4 +51,7 @@ gfx::Size ProportionalImageView::GetImageDrawingSize() {
   return GetImageSizeForContainerSize(max_size, image_.size());
 }
 
+BEGIN_METADATA(ProportionalImageView, views::View)
+END_METADATA
+
 }  // namespace message_center

ui/message_center/views/proportional_image_view.h

@@ -16,10 +16,10 @@ namespace message_center {
 // original proportions.
 class MESSAGE_CENTER_EXPORT ProportionalImageView : public views::View {
  public:
-  // Internal class name.
-  static const char kViewClassName[];
-
+  METADATA_HEADER(ProportionalImageView);
   explicit ProportionalImageView(const gfx::Size& view_size);
+  ProportionalImageView(const ProportionalImageView&) = delete;
+  ProportionalImageView& operator=(const ProportionalImageView&) = delete;
   ~ProportionalImageView() override;
 
   // |image| is scaled to fit within |view_size| and |max_image_size| while
@@ -31,15 +31,12 @@ class MESSAGE_CENTER_EXPORT ProportionalImageView : public views::View {
 
   // Overridden from views::View:
   void OnPaint(gfx::Canvas* canvas) override;
-  const char* GetClassName() const override;
 
  private:
   gfx::Size GetImageDrawingSize();
 
   gfx::ImageSkia image_;
   gfx::Size max_image_size_;
-
-  DISALLOW_COPY_AND_ASSIGN(ProportionalImageView);
 };
 
 }  // namespace message_center