Fix Notifications Icon loading.

chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc

Index: chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc
diff --git a/chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc b/chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc
index c30bbb2caeca24bd17307d474638ad413392c618..b1dd0f4d9a996193e735fb3e3b0fefeb872bf413 100644
--- a/chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc
+++ b/chrome/browser/ui/ash/launcher/launcher_favicon_loader.cc
@@ -10,6 +10,7 @@
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
+#include "content/public/common/content_constants.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
@@ -109,7 +110,8 @@ void FaviconBitmapHandler::DidUpdateFaviconURL(
     if (pending_requests_.find(*iter) != pending_requests_.end())
       continue;  // Skip already pending downloads.
     pending_requests_.insert(*iter);
-    web_contents_->DownloadFavicon(*iter, 0,
+    web_contents_->DownloadFavicon(*iter,
+        content::DOWNLOAD_FAVICON, 0,
         base::Bind(&FaviconBitmapHandler::DidDownloadFavicon,
                    weak_ptr_factory_.GetWeakPtr()));
   }