Convert mostly favicon related code from SkBitmap to ImageSkia and Image

chrome/browser/ui/views/omnibox/omnibox_view_win.cc

Index: chrome/browser/ui/views/omnibox/omnibox_view_win.cc
diff --git a/chrome/browser/ui/views/omnibox/omnibox_view_win.cc b/chrome/browser/ui/views/omnibox/omnibox_view_win.cc
index 7a21dffaf2725ab1ebf4117e8c2f641f2278ea5e..37b98d713f0acb42db4d88348895f491efc5b15e 100644
--- a/chrome/browser/ui/views/omnibox/omnibox_view_win.cc
+++ b/chrome/browser/ui/views/omnibox/omnibox_view_win.cc
@@ -2489,11 +2489,11 @@ void OmniboxViewWin::StartDragIfNecessary(const CPoint& point) {
 
   if (write_url) {
     string16 title;
-    SkBitmap favicon;
+    gfx::Image favicon;
     if (is_all_selected)
       model()->GetDataForURLExport(&url, &title, &favicon);
-    button_drag_utils::SetURLAndDragImage(url, title, favicon, &data,
-                                          native_view_host_->GetWidget());
+    button_drag_utils::SetURLAndDragImage(url, title, favicon.AsImageSkia(),
+        &data, native_view_host_->GetWidget());
     supported_modes |= DROPEFFECT_LINK;
     content::RecordAction(UserMetricsAction("Omnibox_DragURL"));
   } else {