Change infobar creation to use a public static Create() method on the infobar delegate classes.

chrome/browser/extensions/extension_infobar_delegate.cc

 // Copyright (c) 2012 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/extensions/extension_infobar_delegate.h"
 
 #include "chrome/browser/api/infobars/infobar_service.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/infobars/infobar.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 
+
+ExtensionInfoBarDelegate::~ExtensionInfoBarDelegate() {
+  if (observer_)
+    observer_->OnDelegateDeleted();
+}
+
+// static
+void ExtensionInfoBarDelegate::Create(InfoBarService* infobar_service,
+                                      Browser* browser,
+                                      const extensions::Extension* extension,
+                                      const GURL& url,
+                                      int height) {
+  infobar_service->AddInfoBar(scoped_ptr<InfoBarDelegate>(
+      new ExtensionInfoBarDelegate(browser, infobar_service, extension, url,
+                                   height)));
+}
+
 ExtensionInfoBarDelegate::ExtensionInfoBarDelegate(
     Browser* browser,
     InfoBarService* infobar_service,
     const extensions::Extension* extension,
     const GURL& url,
     int height)
         : InfoBarDelegate(infobar_service),
           browser_(browser),
           observer_(NULL),
           extension_(extension),
@@ skipping 18 matching lines @@
   // TODO(dtrainor): This is not used.  Might need to pull this from Android UI
   // level in the future.  Tracked via issue 115303.
   int default_height = 36;
 #endif
   height_ = std::max(0, height);
   height_ = std::min(2 * default_height, height_);
   if (height_ == 0)
     height_ = default_height;
 }
 
-ExtensionInfoBarDelegate::~ExtensionInfoBarDelegate() {
-  if (observer_)
-    observer_->OnDelegateDeleted();
-}
-
 bool ExtensionInfoBarDelegate::EqualsDelegate(InfoBarDelegate* delegate) const {
   ExtensionInfoBarDelegate* extension_delegate =
       delegate->AsExtensionInfoBarDelegate();
   // When an extension crashes, an InfoBar is shown (for the crashed extension).
   // That will result in a call to this function (to see if this InfoBarDelegate
   // is already showing the 'extension crashed InfoBar', which it never is), but
   // if it is our extension that crashes, the extension delegate is NULL so
   // we cannot check.
   if (!extension_delegate)
     return false;
@@ skipping 26 matching lines @@
       RemoveSelf();
   } else {
     DCHECK(type == chrome::NOTIFICATION_EXTENSION_UNLOADED);
     if (extension_ ==
         content::Details<extensions::UnloadedExtensionInfo>(
             details)->extension) {
       RemoveSelf();
     }
   }
 }