[Extensions] Polish the suspicious extension bubble

chrome/browser/ui/cocoa/extensions/extension_message_bubble_bridge.mm

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/cocoa/extensions/extension_message_bubble_bridge.h"
 
 #include "chrome/browser/extensions/extension_message_bubble_controller.h"
 #include "chrome/browser/ui/cocoa/extensions/toolbar_actions_bar_bubble_mac.h"
 
 ExtensionMessageBubbleBridge::ExtensionMessageBubbleBridge(
@@ skipping 16 matching lines @@
 void ExtensionMessageBubbleBridge::Show() {
   DCHECK(bubble_);
   [bubble_ showWindow:nil];
 }
 
 base::string16 ExtensionMessageBubbleBridge::GetHeadingText() {
   return controller_->delegate()->GetTitle();
 }
 
 base::string16 ExtensionMessageBubbleBridge::GetBodyText() {
-  return controller_->delegate()->GetMessageBody(anchored_to_extension_);
+  return controller_->delegate()->GetMessageBody(
+      anchored_to_extension_,
+      controller_->GetExtensionIdList().size());
 }
 
 base::string16 ExtensionMessageBubbleBridge::GetItemListText() {
   return controller_->GetExtensionListForDisplay();
 }
 
 base::string16 ExtensionMessageBubbleBridge::GetActionButtonText() {
   return controller_->delegate()->GetActionButtonLabel();
 }
 
@@ skipping 14 matching lines @@
       controller_->OnBubbleDismiss();
       break;
     case CLOSE_EXECUTE:
       controller_->OnBubbleAction();
       break;
     case CLOSE_LEARN_MORE:
       controller_->OnLinkClicked();
       break;
   }
 }