Use ui::ImageModel instead of gfx::ImageSkia in WebAppMenuButton

Bug: 1100034
Change-Id: Id91fef164ce560cdecc777c35c100dd42d16685a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2322288Reviewed-by: Alexey Baskakov <loyso@chromium.org>
Commit-Queue: Jongmok Kim <jongmok.kim@navercorp.com>
Cr-Commit-Position: refs/heads/master@{#792499}

chrome/browser/ui/views/web_apps/web_app_menu_button.cc

@@ -55,8 +55,8 @@ WebAppMenuButton::WebAppMenuButton(BrowserView* browser_view,
 WebAppMenuButton::~WebAppMenuButton() = default;
 
 void WebAppMenuButton::SetColor(SkColor color) {
-  SetImage(views::Button::STATE_NORMAL,
-           gfx::CreateVectorIcon(kBrowserToolsIcon, color));
+  SetImageModel(views::Button::STATE_NORMAL,
+                ui::ImageModel::FromVectorIcon(kBrowserToolsIcon, color));
   ink_drop_color_ = color;
 }