Reland r57788 - Expose Extension Bindings to Component Applications

chrome/browser/extensions/extension_dom_ui.cc

 // Copyright (c) 2010 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_dom_ui.h"
 
 #include <set>
 
 #include "net/base/file_stream.h"
 #include "base/string_util.h"
@@ skipping 102 matching lines @@
   Extension* extension_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionDOMUIImageLoadingTracker);
 };
 
 }  // namespace
 
 const char ExtensionDOMUI::kExtensionURLOverrides[] =
     "extensions.chrome_url_overrides";
 
-ExtensionDOMUI::ExtensionDOMUI(TabContents* tab_contents)
+ExtensionDOMUI::ExtensionDOMUI(TabContents* tab_contents, GURL url)
     : DOMUI(tab_contents) {
-  should_hide_url_ = true;
+  ExtensionsService* service = tab_contents->profile()->GetExtensionsService();
+  Extension* extension = service->GetExtensionByURL(url);
+  if (!extension)
+    extension = service->GetExtensionByWebExtent(url);
+  DCHECK(extension);
+  // Only hide the url for internal pages (e.g. chrome-extension or packaged
+  // component apps like bookmark manager.
+  should_hide_url_ = !extension->is_app();
+
   bindings_ = BindingsPolicy::EXTENSION;
   // Bind externalHost to Extension DOMUI loaded in Chrome Frame.
   const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess();
   if (browser_command_line.HasSwitch(switches::kChromeFrame))
     bindings_ |= BindingsPolicy::EXTERNAL_HOST;
   // For chrome:// overrides, some of the defaults are a little different.
-  GURL url = tab_contents->GetURL();
-  if (url.SchemeIs(chrome::kChromeUIScheme) &&
-      url.host() == chrome::kChromeUINewTabHost) {
+  GURL effective_url = tab_contents->GetURL();
+  if (effective_url.SchemeIs(chrome::kChromeUIScheme) &&
+      effective_url.host() == chrome::kChromeUINewTabHost) {
     focus_location_bar_by_default_ = true;
   }
 }
 
 void ExtensionDOMUI::ResetExtensionFunctionDispatcher(
     RenderViewHost* render_view_host) {
   // Use the NavigationController to get the URL rather than the TabContents
   // since this is the real underlying URL (see HandleChromeURLOverride).
   NavigationController& controller = tab_contents()->controller();
   const GURL& url = controller.GetActiveEntry()->url();
@@ skipping 234 matching lines @@
 }
 
 // static
 void ExtensionDOMUI::GetFaviconForURL(Profile* profile,
     FaviconService::GetFaviconRequest* request, const GURL& page_url) {
   // tracker deletes itself when done.
   ExtensionDOMUIImageLoadingTracker* tracker =
       new ExtensionDOMUIImageLoadingTracker(profile, request, page_url);
   tracker->Init();
 }