Browser Plugin: WebContents should notify when it's restored

chrome/browser/ui/views/download/download_started_animation_views.cc

Index: chrome/browser/ui/views/download/download_started_animation_views.cc
diff --git a/chrome/browser/ui/views/download/download_started_animation_views.cc b/chrome/browser/ui/views/download/download_started_animation_views.cc
index f711ca1b217860bbc824f0dfd43bcee79977d160..4b42527af122f55da009620c2b9c5bb4c7a7023c 100644
--- a/chrome/browser/ui/views/download/download_started_animation_views.cc
+++ b/chrome/browser/ui/views/download/download_started_animation_views.cc
@@ -96,7 +96,7 @@ DownloadStartedAnimationWin::DownloadStartedAnimationWin(
 
   registrar_.Add(
       this,
-      content::NOTIFICATION_WEB_CONTENTS_HIDDEN,
+      content::NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED,
       content::Source<WebContents>(web_contents_));
   registrar_.Add(
       this,
@@ -143,7 +143,7 @@ void DownloadStartedAnimationWin::Close() {
 
   registrar_.Remove(
       this,
-      content::NOTIFICATION_WEB_CONTENTS_HIDDEN,
+      content::NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED,
       content::Source<WebContents>(web_contents_));
   registrar_.Remove(
       this,
@@ -171,6 +171,11 @@ void DownloadStartedAnimationWin::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
+  if (type == content::NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED) {
+    bool visible = *content::Details<bool>(details).ptr();
+    if (visible)
+      return;
+  }
   Close();
 }