Add chooser permission UI code for Mac

chrome/browser/ui/website_settings/chooser_bubble_delegate.cc

Index: chrome/browser/ui/website_settings/chooser_bubble_delegate.cc
diff --git a/chrome/browser/ui/website_settings/chooser_bubble_delegate.cc b/chrome/browser/ui/website_settings/chooser_bubble_delegate.cc
index 9279d06dd464f01aaae7aeb632721dadda61bf12..bd2aa2122d8ce7822e277f50f7f231c45470ea4e 100644
--- a/chrome/browser/ui/website_settings/chooser_bubble_delegate.cc
+++ b/chrome/browser/ui/website_settings/chooser_bubble_delegate.cc
@@ -4,6 +4,9 @@
 
 #include "chrome/browser/ui/website_settings/chooser_bubble_delegate.h"
 
+#include "chrome/browser/ui/website_settings/chooser_options.h"
+#include "components/bubble/bubble_ui.h"
+
 ChooserBubbleDelegate::ChooserBubbleDelegate() {}
 
 ChooserBubbleDelegate::~ChooserBubbleDelegate() {}
@@ -11,3 +14,9 @@ ChooserBubbleDelegate::~ChooserBubbleDelegate() {}
 std::string ChooserBubbleDelegate::GetName() const {
   return "ChooserBubble";
 }
+
+scoped_ptr<BubbleUi> ChooserBubbleDelegate::BuildBubbleUi() {
+  scoped_ptr<BubbleUi> bubble_ui =
+      CreateBubbleUi(browser_, chooser_options_.get(), this);
+  return bubble_ui.Pass();

[Reilly Grant (use Gerrit), 2015/12/02 19:25:53]

No need for a local, just:

return CreateBubbleUi(browser_, chooser_options_.get(), this);

[juncai, 2015/12/03 05:19:08]

Done.

+}