Handle per-tab AUTOMATIC_DOWNLOADS setting in DownloadRequestLimiter.

chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm

Index: chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
diff --git a/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm b/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
index 444110b26530b3d97979bc5cb27a71346569191d..5d800cf6a9bdb92e61c74494d5f3f1ad719759b4 100644
--- a/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
+++ b/chrome/browser/ui/cocoa/content_settings/content_setting_bubble_cocoa.mm
@@ -260,7 +260,6 @@ const ContentTypeToNibPath kNibPaths[] = {
     {CONTENT_SETTINGS_TYPE_GEOLOCATION, @"ContentBlockedGeolocation"},
     {CONTENT_SETTINGS_TYPE_MIXEDSCRIPT, @"ContentBlockedMixedScript"},
     {CONTENT_SETTINGS_TYPE_PROTOCOL_HANDLERS, @"ContentProtocolHandlers"},
-    {CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS, @"ContentBlockedDownloads"},
     {CONTENT_SETTINGS_TYPE_MIDI_SYSEX, @"ContentBlockedMIDISysEx"},
 };
 
@@ -309,6 +308,9 @@ const ContentTypeToNibPath kNibPaths[] = {
 
   if (model->AsSubresourceFilterBubbleModel())
     nibPath = @"ContentSubresourceFilter";
+
+  if (model->AsDownloadsBubbleModel())
+    nibPath = @"ContentBlockedDownloads";
   return nibPath;
 }
 
@@ -790,7 +792,8 @@ const ContentTypeToNibPath kNibPaths[] = {
   [[self bubble] setArrowLocation:info_bubble::kTopRight];
 
   // Adapt window size to bottom buttons. Do this before all other layouting.
-  if (simple_bubble && !simple_bubble->bubble_content().manage_text.empty())
+  if ((simple_bubble && !simple_bubble->bubble_content().manage_text.empty()) ||
+      contentSettingBubbleModel_->AsDownloadsBubbleModel())
     [self initManageDoneButtons];
 
   [self initializeTitle];